Home / 45,050.13-67,575.20-13,885.38

Finding the Fourth Proportional to 45,050.13, 67,575.20 and 13,885.38

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Solution

The fourth proportional to 45,050.13, 67,575.20 and 13,885.38 is: 20,828.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,050.13 : 67,575.20 = 13,885.38 : x
  2. Step 2: Convert to fraction form
    45,050.13/67,575.20 = 13,885.38/x
  3. Step 3: Cross multiply
    45,050.13x = 67,575.20 × 13,885.38
  4. Step 4: Simplify right side
    45,050.13x = 938,307,330.58
  5. Step 5: Solve for x
    x = 938,307,330.58/45,050.13
  6. Step 6: Final answer
    x = 20,828.07

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Similar ratio
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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.