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Finding the Fourth Proportional to 48,503.30, 66,929.13 and 27,282.11

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Solution

The fourth proportional to 48,503.30, 66,929.13 and 27,282.11 is: 37,646.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,503.30 : 66,929.13 = 27,282.11 : x
  2. Step 2: Convert to fraction form
    48,503.30/66,929.13 = 27,282.11/x
  3. Step 3: Cross multiply
    48,503.30x = 66,929.13 × 27,282.11
  4. Step 4: Simplify right side
    48,503.30x = 1,825,967,552.22
  5. Step 5: Solve for x
    x = 1,825,967,552.22/48,503.30
  6. Step 6: Final answer
    x = 37,646.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.