Home / 47,342.20-71,013.30-35,532.40

Finding the Fourth Proportional to 47,342.20, 71,013.30 and 35,532.40

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Solution

The fourth proportional to 47,342.20, 71,013.30 and 35,532.40 is: 53,298.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,342.20 : 71,013.30 = 35,532.40 : x
  2. Step 2: Convert to fraction form
    47,342.20/71,013.30 = 35,532.40/x
  3. Step 3: Cross multiply
    47,342.20x = 71,013.30 × 35,532.40
  4. Step 4: Simplify right side
    47,342.20x = 2,523,272,980.92
  5. Step 5: Solve for x
    x = 2,523,272,980.92/47,342.20
  6. Step 6: Final answer
    x = 53,298.60

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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.