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Finding the Fourth Proportional to 47,124.46, 65,035.47 and 26,987.68

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Solution

The fourth proportional to 47,124.46, 65,035.47 and 26,987.68 is: 37,245.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,124.46 : 65,035.47 = 26,987.68 : x
  2. Step 2: Convert to fraction form
    47,124.46/65,035.47 = 26,987.68/x
  3. Step 3: Cross multiply
    47,124.46x = 65,035.47 × 26,987.68
  4. Step 4: Simplify right side
    47,124.46x = 1,755,156,453.01
  5. Step 5: Solve for x
    x = 1,755,156,453.01/47,124.46
  6. Step 6: Final answer
    x = 37,245.13

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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.