Home / 40,347.72-60,524.82-12,270.29

Finding the Fourth Proportional to 40,347.72, 60,524.82 and 12,270.29

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Solution

The fourth proportional to 40,347.72, 60,524.82 and 12,270.29 is: 18,406.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,347.72 : 60,524.82 = 12,270.29 : x
  2. Step 2: Convert to fraction form
    40,347.72/60,524.82 = 12,270.29/x
  3. Step 3: Cross multiply
    40,347.72x = 60,524.82 × 12,270.29
  4. Step 4: Simplify right side
    40,347.72x = 742,656,790.97
  5. Step 5: Solve for x
    x = 742,656,790.97/40,347.72
  6. Step 6: Final answer
    x = 18,406.41

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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.