Home / 40,199.32-60,326.61-13,904.08

Finding the Fourth Proportional to 40,199.32, 60,326.61 and 13,904.08

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Solution

The fourth proportional to 40,199.32, 60,326.61 and 13,904.08 is: 20,865.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,199.32 : 60,326.61 = 13,904.08 : x
  2. Step 2: Convert to fraction form
    40,199.32/60,326.61 = 13,904.08/x
  3. Step 3: Cross multiply
    40,199.32x = 60,326.61 × 13,904.08
  4. Step 4: Simplify right side
    40,199.32x = 838,786,011.57
  5. Step 5: Solve for x
    x = 838,786,011.57/40,199.32
  6. Step 6: Final answer
    x = 20,865.68

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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.