Home / 45,087.46-67,615.34-15,508.87

Finding the Fourth Proportional to 45,087.46, 67,615.34 and 15,508.87

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Solution

The fourth proportional to 45,087.46, 67,615.34 and 15,508.87 is: 23,257.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,087.46 : 67,615.34 = 15,508.87 : x
  2. Step 2: Convert to fraction form
    45,087.46/67,615.34 = 15,508.87/x
  3. Step 3: Cross multiply
    45,087.46x = 67,615.34 × 15,508.87
  4. Step 4: Simplify right side
    45,087.46x = 1,048,637,179.99
  5. Step 5: Solve for x
    x = 1,048,637,179.99/45,087.46
  6. Step 6: Final answer
    x = 23,257.85

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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.