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Finding the Fourth Proportional to 47,325, 70,966.71 and 17,722.07

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Solution

The fourth proportional to 47,325, 70,966.71 and 17,722.07 is: 26,575.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,325 : 70,966.71 = 17,722.07 : x
  2. Step 2: Convert to fraction form
    47,325/70,966.71 = 17,722.07/x
  3. Step 3: Cross multiply
    47,325x = 70,966.71 × 17,722.07
  4. Step 4: Simplify right side
    47,325x = 1,257,677,179.71
  5. Step 5: Solve for x
    x = 1,257,677,179.71/47,325
  6. Step 6: Final answer
    x = 26,575.32

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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.