Home / 40,511.60-60,777.19-15,211.34

Finding the Fourth Proportional to 40,511.60, 60,777.19 and 15,211.34

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Solution

The fourth proportional to 40,511.60, 60,777.19 and 15,211.34 is: 22,820.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,511.60 : 60,777.19 = 15,211.34 : x
  2. Step 2: Convert to fraction form
    40,511.60/60,777.19 = 15,211.34/x
  3. Step 3: Cross multiply
    40,511.60x = 60,777.19 × 15,211.34
  4. Step 4: Simplify right side
    40,511.60x = 924,502,197.45
  5. Step 5: Solve for x
    x = 924,502,197.45/40,511.60
  6. Step 6: Final answer
    x = 22,820.68

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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.