Home / 39,963.42-59,929.52-14,989.86

Finding the Fourth Proportional to 39,963.42, 59,929.52 and 14,989.86

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Solution

The fourth proportional to 39,963.42, 59,929.52 and 14,989.86 is: 22,478.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,963.42 : 59,929.52 = 14,989.86 : x
  2. Step 2: Convert to fraction form
    39,963.42/59,929.52 = 14,989.86/x
  3. Step 3: Cross multiply
    39,963.42x = 59,929.52 × 14,989.86
  4. Step 4: Simplify right side
    39,963.42x = 898,335,114.67
  5. Step 5: Solve for x
    x = 898,335,114.67/39,963.42
  6. Step 6: Final answer
    x = 22,478.93

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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.