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Finding the Fourth Proportional to 48,287.52, 72,434.52 and 13,224.24

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Solution

The fourth proportional to 48,287.52, 72,434.52 and 13,224.24 is: 19,837.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,287.52 : 72,434.52 = 13,224.24 : x
  2. Step 2: Convert to fraction form
    48,287.52/72,434.52 = 13,224.24/x
  3. Step 3: Cross multiply
    48,287.52x = 72,434.52 × 13,224.24
  4. Step 4: Simplify right side
    48,287.52x = 957,891,476.76
  5. Step 5: Solve for x
    x = 957,891,476.76/48,287.52
  6. Step 6: Final answer
    x = 19,837.25

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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.