Home / 45,171.18-67,761.39-15,588.93

Finding the Fourth Proportional to 45,171.18, 67,761.39 and 15,588.93

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Solution

The fourth proportional to 45,171.18, 67,761.39 and 15,588.93 is: 23,384.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,171.18 : 67,761.39 = 15,588.93 : x
  2. Step 2: Convert to fraction form
    45,171.18/67,761.39 = 15,588.93/x
  3. Step 3: Cross multiply
    45,171.18x = 67,761.39 × 15,588.93
  4. Step 4: Simplify right side
    45,171.18x = 1,056,327,565.41
  5. Step 5: Solve for x
    x = 1,056,327,565.41/45,171.18
  6. Step 6: Final answer
    x = 23,384.99

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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.