Home / 25,561.43-38,355.95-10,780.62

Finding the Fourth Proportional to 25,561.43, 38,355.95 and 10,780.62

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Solution

The fourth proportional to 25,561.43, 38,355.95 and 10,780.62 is: 16,176.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,561.43 : 38,355.95 = 10,780.62 : x
  2. Step 2: Convert to fraction form
    25,561.43/38,355.95 = 10,780.62/x
  3. Step 3: Cross multiply
    25,561.43x = 38,355.95 × 10,780.62
  4. Step 4: Simplify right side
    25,561.43x = 413,500,921.69
  5. Step 5: Solve for x
    x = 413,500,921.69/25,561.43
  6. Step 6: Final answer
    x = 16,176.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.