Home / 40,238.07-60,363.45-12,154.63

Finding the Fourth Proportional to 40,238.07, 60,363.45 and 12,154.63

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Solution

The fourth proportional to 40,238.07, 60,363.45 and 12,154.63 is: 18,233.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,238.07 : 60,363.45 = 12,154.63 : x
  2. Step 2: Convert to fraction form
    40,238.07/60,363.45 = 12,154.63/x
  3. Step 3: Cross multiply
    40,238.07x = 60,363.45 × 12,154.63
  4. Step 4: Simplify right side
    40,238.07x = 733,695,566.50
  5. Step 5: Solve for x
    x = 733,695,566.50/40,238.07
  6. Step 6: Final answer
    x = 18,233.87

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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.