Home / 47,358.10-71,049.06-13,624.18

Finding the Fourth Proportional to 47,358.10, 71,049.06 and 13,624.18

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Solution

The fourth proportional to 47,358.10, 71,049.06 and 13,624.18 is: 20,439.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,358.10 : 71,049.06 = 13,624.18 : x
  2. Step 2: Convert to fraction form
    47,358.10/71,049.06 = 13,624.18/x
  3. Step 3: Cross multiply
    47,358.10x = 71,049.06 × 13,624.18
  4. Step 4: Simplify right side
    47,358.10x = 967,985,182.27
  5. Step 5: Solve for x
    x = 967,985,182.27/47,358.10
  6. Step 6: Final answer
    x = 20,439.70

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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.