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Finding the Fourth Proportional to 47,190.64, 70,727.64 and 23,823.76

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Solution

The fourth proportional to 47,190.64, 70,727.64 and 23,823.76 is: 35,706.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,190.64 : 70,727.64 = 23,823.76 : x
  2. Step 2: Convert to fraction form
    47,190.64/70,727.64 = 23,823.76/x
  3. Step 3: Cross multiply
    47,190.64x = 70,727.64 × 23,823.76
  4. Step 4: Simplify right side
    47,190.64x = 1,684,998,320.73
  5. Step 5: Solve for x
    x = 1,684,998,320.73/47,190.64
  6. Step 6: Final answer
    x = 35,706.20

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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.