Home / 25,890.77-35,728.41-14,560.76

Finding the Fourth Proportional to 25,890.77, 35,728.41 and 14,560.76

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Solution

The fourth proportional to 25,890.77, 35,728.41 and 14,560.76 is: 20,093.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,890.77 : 35,728.41 = 14,560.76 : x
  2. Step 2: Convert to fraction form
    25,890.77/35,728.41 = 14,560.76/x
  3. Step 3: Cross multiply
    25,890.77x = 35,728.41 × 14,560.76
  4. Step 4: Simplify right side
    25,890.77x = 520,232,803.19
  5. Step 5: Solve for x
    x = 520,232,803.19/25,890.77
  6. Step 6: Final answer
    x = 20,093.37

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.