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Finding the Fourth Proportional to 22,753.69, 34,130.52 and 22,720.84

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Solution

The fourth proportional to 22,753.69, 34,130.52 and 22,720.84 is: 34,081.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,753.69 : 34,130.52 = 22,720.84 : x
  2. Step 2: Convert to fraction form
    22,753.69/34,130.52 = 22,720.84/x
  3. Step 3: Cross multiply
    22,753.69x = 34,130.52 × 22,720.84
  4. Step 4: Simplify right side
    22,753.69x = 775,473,998.71
  5. Step 5: Solve for x
    x = 775,473,998.71/22,753.69
  6. Step 6: Final answer
    x = 34,081.25

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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.