Home / 45,098.16-67,632.39-15,515.34

Finding the Fourth Proportional to 45,098.16, 67,632.39 and 15,515.34

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Solution

The fourth proportional to 45,098.16, 67,632.39 and 15,515.34 is: 23,267.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,098.16 : 67,632.39 = 15,515.34 : x
  2. Step 2: Convert to fraction form
    45,098.16/67,632.39 = 15,515.34/x
  3. Step 3: Cross multiply
    45,098.16x = 67,632.39 × 15,515.34
  4. Step 4: Simplify right side
    45,098.16x = 1,049,339,525.86
  5. Step 5: Solve for x
    x = 1,049,339,525.86/45,098.16
  6. Step 6: Final answer
    x = 23,267.90

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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.