Home / 47,386.20-71,184.90-39,610.20

Finding the Fourth Proportional to 47,386.20, 71,184.90 and 39,610.20

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Solution

The fourth proportional to 47,386.20, 71,184.90 and 39,610.20 is: 59,503.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,386.20 : 71,184.90 = 39,610.20 : x
  2. Step 2: Convert to fraction form
    47,386.20/71,184.90 = 39,610.20/x
  3. Step 3: Cross multiply
    47,386.20x = 71,184.90 × 39,610.20
  4. Step 4: Simplify right side
    47,386.20x = 2,819,648,125.98
  5. Step 5: Solve for x
    x = 2,819,648,125.98/47,386.20
  6. Step 6: Final answer
    x = 59,503.57

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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.