Home / 49,389.23-74,061.23-21,295.86

Finding the Fourth Proportional to 49,389.23, 74,061.23 and 21,295.86

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Solution

The fourth proportional to 49,389.23, 74,061.23 and 21,295.86 is: 31,934.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,389.23 : 74,061.23 = 21,295.86 : x
  2. Step 2: Convert to fraction form
    49,389.23/74,061.23 = 21,295.86/x
  3. Step 3: Cross multiply
    49,389.23x = 74,061.23 × 21,295.86
  4. Step 4: Simplify right side
    49,389.23x = 1,577,197,479.03
  5. Step 5: Solve for x
    x = 1,577,197,479.03/49,389.23
  6. Step 6: Final answer
    x = 31,934.04

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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.