Home / 40,267.60-60,401.98-12,187.92

Finding the Fourth Proportional to 40,267.60, 60,401.98 and 12,187.92

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Solution

The fourth proportional to 40,267.60, 60,401.98 and 12,187.92 is: 18,282.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,267.60 : 60,401.98 = 12,187.92 : x
  2. Step 2: Convert to fraction form
    40,267.60/60,401.98 = 12,187.92/x
  3. Step 3: Cross multiply
    40,267.60x = 60,401.98 × 12,187.92
  4. Step 4: Simplify right side
    40,267.60x = 736,174,500.08
  5. Step 5: Solve for x
    x = 736,174,500.08/40,267.60
  6. Step 6: Final answer
    x = 18,282.06

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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.