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Finding the Fourth Proportional to 47,497.60, 71,210.40 and 24,140.80

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Solution

The fourth proportional to 47,497.60, 71,210.40 and 24,140.80 is: 36,192.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,497.60 : 71,210.40 = 24,140.80 : x
  2. Step 2: Convert to fraction form
    47,497.60/71,210.40 = 24,140.80/x
  3. Step 3: Cross multiply
    47,497.60x = 71,210.40 × 24,140.80
  4. Step 4: Simplify right side
    47,497.60x = 1,719,076,024.32
  5. Step 5: Solve for x
    x = 1,719,076,024.32/47,497.60
  6. Step 6: Final answer
    x = 36,192.90

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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.