Home / 47,718.20-71,609.70-26,658.20

Finding the Fourth Proportional to 47,718.20, 71,609.70 and 26,658.20

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Solution

The fourth proportional to 47,718.20, 71,609.70 and 26,658.20 is: 40,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,718.20 : 71,609.70 = 26,658.20 : x
  2. Step 2: Convert to fraction form
    47,718.20/71,609.70 = 26,658.20/x
  3. Step 3: Cross multiply
    47,718.20x = 71,609.70 × 26,658.20
  4. Step 4: Simplify right side
    47,718.20x = 1,908,985,704.54
  5. Step 5: Solve for x
    x = 1,908,985,704.54/47,718.20
  6. Step 6: Final answer
    x = 40,005.40

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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.