Home / 47,420.79-71,131.20-26,350.76

Finding the Fourth Proportional to 47,420.79, 71,131.20 and 26,350.76

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Solution

The fourth proportional to 47,420.79, 71,131.20 and 26,350.76 is: 39,526.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,420.79 : 71,131.20 = 26,350.76 : x
  2. Step 2: Convert to fraction form
    47,420.79/71,131.20 = 26,350.76/x
  3. Step 3: Cross multiply
    47,420.79x = 71,131.20 × 26,350.76
  4. Step 4: Simplify right side
    47,420.79x = 1,874,361,258.72
  5. Step 5: Solve for x
    x = 1,874,361,258.72/47,420.79
  6. Step 6: Final answer
    x = 39,526.15

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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.