Home / 49,127.68-73,702.40-14,069.76

Finding the Fourth Proportional to 49,127.68, 73,702.40 and 14,069.76

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Solution

The fourth proportional to 49,127.68, 73,702.40 and 14,069.76 is: 21,107.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,127.68 : 73,702.40 = 14,069.76 : x
  2. Step 2: Convert to fraction form
    49,127.68/73,702.40 = 14,069.76/x
  3. Step 3: Cross multiply
    49,127.68x = 73,702.40 × 14,069.76
  4. Step 4: Simplify right side
    49,127.68x = 1,036,975,079.42
  5. Step 5: Solve for x
    x = 1,036,975,079.42/49,127.68
  6. Step 6: Final answer
    x = 21,107.76

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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.