Home / 25,480.10-35,166.71-14,869.70

Finding the Fourth Proportional to 25,480.10, 35,166.71 and 14,869.70

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Solution

The fourth proportional to 25,480.10, 35,166.71 and 14,869.70 is: 20,522.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,480.10 : 35,166.71 = 14,869.70 : x
  2. Step 2: Convert to fraction form
    25,480.10/35,166.71 = 14,869.70/x
  3. Step 3: Cross multiply
    25,480.10x = 35,166.71 × 14,869.70
  4. Step 4: Simplify right side
    25,480.10x = 522,918,177.50
  5. Step 5: Solve for x
    x = 522,918,177.50/25,480.10
  6. Step 6: Final answer
    x = 20,522.61

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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.