Home / 25,661.06-35,411.92-14,330.75

Finding the Fourth Proportional to 25,661.06, 35,411.92 and 14,330.75

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Solution

The fourth proportional to 25,661.06, 35,411.92 and 14,330.75 is: 19,776.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,661.06 : 35,411.92 = 14,330.75 : x
  2. Step 2: Convert to fraction form
    25,661.06/35,411.92 = 14,330.75/x
  3. Step 3: Cross multiply
    25,661.06x = 35,411.92 × 14,330.75
  4. Step 4: Simplify right side
    25,661.06x = 507,479,372.54
  5. Step 5: Solve for x
    x = 507,479,372.54/25,661.06
  6. Step 6: Final answer
    x = 19,776.24

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Half scale
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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.