Home / 56,478.38-84,717.77-14,925.38

Finding the Fourth Proportional to 56,478.38, 84,717.77 and 14,925.38

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Solution

The fourth proportional to 56,478.38, 84,717.77 and 14,925.38 is: 22,388.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,478.38 : 84,717.77 = 14,925.38 : x
  2. Step 2: Convert to fraction form
    56,478.38/84,717.77 = 14,925.38/x
  3. Step 3: Cross multiply
    56,478.38x = 84,717.77 × 14,925.38
  4. Step 4: Simplify right side
    56,478.38x = 1,264,444,411.79
  5. Step 5: Solve for x
    x = 1,264,444,411.79/56,478.38
  6. Step 6: Final answer
    x = 22,388.12

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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.