Home / 19,706.08-29,543.52-9,839.92

Finding the Fourth Proportional to 19,706.08, 29,543.52 and 9,839.92

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Solution

The fourth proportional to 19,706.08, 29,543.52 and 9,839.92 is: 14,752.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,706.08 : 29,543.52 = 9,839.92 : x
  2. Step 2: Convert to fraction form
    19,706.08/29,543.52 = 9,839.92/x
  3. Step 3: Cross multiply
    19,706.08x = 29,543.52 × 9,839.92
  4. Step 4: Simplify right side
    19,706.08x = 290,705,873.32
  5. Step 5: Solve for x
    x = 290,705,873.32/19,706.08
  6. Step 6: Final answer
    x = 14,752.09

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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.