Home / 19,712.14-29,552.50-11,382.70

Finding the Fourth Proportional to 19,712.14, 29,552.50 and 11,382.70

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Solution

The fourth proportional to 19,712.14, 29,552.50 and 11,382.70 is: 17,064.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,712.14 : 29,552.50 = 11,382.70 : x
  2. Step 2: Convert to fraction form
    19,712.14/29,552.50 = 11,382.70/x
  3. Step 3: Cross multiply
    19,712.14x = 29,552.50 × 11,382.70
  4. Step 4: Simplify right side
    19,712.14x = 336,387,241.75
  5. Step 5: Solve for x
    x = 336,387,241.75/19,712.14
  6. Step 6: Final answer
    x = 17,064.98

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1.5x scale

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.