Home / 51,226.29-70,691.94-28,565.55

Finding the Fourth Proportional to 51,226.29, 70,691.94 and 28,565.55

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Solution

The fourth proportional to 51,226.29, 70,691.94 and 28,565.55 is: 39,420.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,226.29 : 70,691.94 = 28,565.55 : x
  2. Step 2: Convert to fraction form
    51,226.29/70,691.94 = 28,565.55/x
  3. Step 3: Cross multiply
    51,226.29x = 70,691.94 × 28,565.55
  4. Step 4: Simplify right side
    51,226.29x = 2,019,354,146.67
  5. Step 5: Solve for x
    x = 2,019,354,146.67/51,226.29
  6. Step 6: Final answer
    x = 39,420.27

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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.