Home / 40,273.76-60,401.28-15,316.76

Finding the Fourth Proportional to 40,273.76, 60,401.28 and 15,316.76

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Solution

The fourth proportional to 40,273.76, 60,401.28 and 15,316.76 is: 22,971.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,273.76 : 60,401.28 = 15,316.76 : x
  2. Step 2: Convert to fraction form
    40,273.76/60,401.28 = 15,316.76/x
  3. Step 3: Cross multiply
    40,273.76x = 60,401.28 × 15,316.76
  4. Step 4: Simplify right side
    40,273.76x = 925,151,909.45
  5. Step 5: Solve for x
    x = 925,151,909.45/40,273.76
  6. Step 6: Final answer
    x = 22,971.58

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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.