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Finding the Fourth Proportional to 47,062.99, 70,605.03 and 15,897.43

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Solution

The fourth proportional to 47,062.99, 70,605.03 and 15,897.43 is: 23,849.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,062.99 : 70,605.03 = 15,897.43 : x
  2. Step 2: Convert to fraction form
    47,062.99/70,605.03 = 15,897.43/x
  3. Step 3: Cross multiply
    47,062.99x = 70,605.03 × 15,897.43
  4. Step 4: Simplify right side
    47,062.99x = 1,122,438,522.07
  5. Step 5: Solve for x
    x = 1,122,438,522.07/47,062.99
  6. Step 6: Final answer
    x = 23,849.71

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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.