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Finding the Fourth Proportional to 47,967.52, 71,889.70 and 22,970.12

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Solution

The fourth proportional to 47,967.52, 71,889.70 and 22,970.12 is: 34,425.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,967.52 : 71,889.70 = 22,970.12 : x
  2. Step 2: Convert to fraction form
    47,967.52/71,889.70 = 22,970.12/x
  3. Step 3: Cross multiply
    47,967.52x = 71,889.70 × 22,970.12
  4. Step 4: Simplify right side
    47,967.52x = 1,651,315,035.76
  5. Step 5: Solve for x
    x = 1,651,315,035.76/47,967.52
  6. Step 6: Final answer
    x = 34,425.69

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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.