Home / 45,306.41-67,932.74-13,706.89

Finding the Fourth Proportional to 45,306.41, 67,932.74 and 13,706.89

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Solution

The fourth proportional to 45,306.41, 67,932.74 and 13,706.89 is: 20,552.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,306.41 : 67,932.74 = 13,706.89 : x
  2. Step 2: Convert to fraction form
    45,306.41/67,932.74 = 13,706.89/x
  3. Step 3: Cross multiply
    45,306.41x = 67,932.74 × 13,706.89
  4. Step 4: Simplify right side
    45,306.41x = 931,146,459.01
  5. Step 5: Solve for x
    x = 931,146,459.01/45,306.41
  6. Step 6: Final answer
    x = 20,552.20

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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.