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Finding the Fourth Proportional to 48,622.40, 72,904.43 and 22,294.16

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Solution

The fourth proportional to 48,622.40, 72,904.43 and 22,294.16 is: 33,427.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,622.40 : 72,904.43 = 22,294.16 : x
  2. Step 2: Convert to fraction form
    48,622.40/72,904.43 = 22,294.16/x
  3. Step 3: Cross multiply
    48,622.40x = 72,904.43 × 22,294.16
  4. Step 4: Simplify right side
    48,622.40x = 1,625,342,718.34
  5. Step 5: Solve for x
    x = 1,625,342,718.34/48,622.40
  6. Step 6: Final answer
    x = 33,427.86

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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.