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Finding the Fourth Proportional to 15,937.61, 23,911.05 and 7,052.62

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Solution

The fourth proportional to 15,937.61, 23,911.05 and 7,052.62 is: 10,580.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,937.61 : 23,911.05 = 7,052.62 : x
  2. Step 2: Convert to fraction form
    15,937.61/23,911.05 = 7,052.62/x
  3. Step 3: Cross multiply
    15,937.61x = 23,911.05 × 7,052.62
  4. Step 4: Simplify right side
    15,937.61x = 168,635,521.28
  5. Step 5: Solve for x
    x = 168,635,521.28/15,937.61
  6. Step 6: Final answer
    x = 10,580.98

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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.