Home / 40,402.76-60,615.66-13,754.60

Finding the Fourth Proportional to 40,402.76, 60,615.66 and 13,754.60

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Solution

The fourth proportional to 40,402.76, 60,615.66 and 13,754.60 is: 20,635.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,402.76 : 60,615.66 = 13,754.60 : x
  2. Step 2: Convert to fraction form
    40,402.76/60,615.66 = 13,754.60/x
  3. Step 3: Cross multiply
    40,402.76x = 60,615.66 × 13,754.60
  4. Step 4: Simplify right side
    40,402.76x = 833,744,157.04
  5. Step 5: Solve for x
    x = 833,744,157.04/40,402.76
  6. Step 6: Final answer
    x = 20,635.82

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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.