Home / 49,807.12-74,710.48-14,743.92

Finding the Fourth Proportional to 49,807.12, 74,710.48 and 14,743.92

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Solution

The fourth proportional to 49,807.12, 74,710.48 and 14,743.92 is: 22,115.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,807.12 : 74,710.48 = 14,743.92 : x
  2. Step 2: Convert to fraction form
    49,807.12/74,710.48 = 14,743.92/x
  3. Step 3: Cross multiply
    49,807.12x = 74,710.48 × 14,743.92
  4. Step 4: Simplify right side
    49,807.12x = 1,101,525,340.28
  5. Step 5: Solve for x
    x = 1,101,525,340.28/49,807.12
  6. Step 6: Final answer
    x = 22,115.82

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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.