Home / 56,366.27-84,559.13-18,929.95

Finding the Fourth Proportional to 56,366.27, 84,559.13 and 18,929.95

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Solution

The fourth proportional to 56,366.27, 84,559.13 and 18,929.95 is: 28,398.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,366.27 : 84,559.13 = 18,929.95 : x
  2. Step 2: Convert to fraction form
    56,366.27/84,559.13 = 18,929.95/x
  3. Step 3: Cross multiply
    56,366.27x = 84,559.13 × 18,929.95
  4. Step 4: Simplify right side
    56,366.27x = 1,600,700,102.94
  5. Step 5: Solve for x
    x = 1,600,700,102.94/56,366.27
  6. Step 6: Final answer
    x = 28,398.19

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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.