Home / 25,480.28-35,165.27-14,725.71

Finding the Fourth Proportional to 25,480.28, 35,165.27 and 14,725.71

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Solution

The fourth proportional to 25,480.28, 35,165.27 and 14,725.71 is: 20,322.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,480.28 : 35,165.27 = 14,725.71 : x
  2. Step 2: Convert to fraction form
    25,480.28/35,165.27 = 14,725.71/x
  3. Step 3: Cross multiply
    25,480.28x = 35,165.27 × 14,725.71
  4. Step 4: Simplify right side
    25,480.28x = 517,833,494.46
  5. Step 5: Solve for x
    x = 517,833,494.46/25,480.28
  6. Step 6: Final answer
    x = 20,322.92

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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.