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Finding the Fourth Proportional to 47,060.04, 70,603.02 and 15,917.16

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Solution

The fourth proportional to 47,060.04, 70,603.02 and 15,917.16 is: 23,880.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,060.04 : 70,603.02 = 15,917.16 : x
  2. Step 2: Convert to fraction form
    47,060.04/70,603.02 = 15,917.16/x
  3. Step 3: Cross multiply
    47,060.04x = 70,603.02 × 15,917.16
  4. Step 4: Simplify right side
    47,060.04x = 1,123,799,565.82
  5. Step 5: Solve for x
    x = 1,123,799,565.82/47,060.04
  6. Step 6: Final answer
    x = 23,880.12

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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.