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Finding the Fourth Proportional to 25,888.77, 35,725.65 and 14,558.76

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Solution

The fourth proportional to 25,888.77, 35,725.65 and 14,558.76 is: 20,090.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,888.77 : 35,725.65 = 14,558.76 : x
  2. Step 2: Convert to fraction form
    25,888.77/35,725.65 = 14,558.76/x
  3. Step 3: Cross multiply
    25,888.77x = 35,725.65 × 14,558.76
  4. Step 4: Simplify right side
    25,888.77x = 520,121,164.19
  5. Step 5: Solve for x
    x = 520,121,164.19/25,888.77
  6. Step 6: Final answer
    x = 20,090.61

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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.