Home / 19,753.73-29,642.28-7,282.47

Finding the Fourth Proportional to 19,753.73, 29,642.28 and 7,282.47

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Solution

The fourth proportional to 19,753.73, 29,642.28 and 7,282.47 is: 10,928.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,753.73 : 29,642.28 = 7,282.47 : x
  2. Step 2: Convert to fraction form
    19,753.73/29,642.28 = 7,282.47/x
  3. Step 3: Cross multiply
    19,753.73x = 29,642.28 × 7,282.47
  4. Step 4: Simplify right side
    19,753.73x = 215,869,014.83
  5. Step 5: Solve for x
    x = 215,869,014.83/19,753.73
  6. Step 6: Final answer
    x = 10,928.01

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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.