Home / 45,399.12-68,098.96-15,817.50

Finding the Fourth Proportional to 45,399.12, 68,098.96 and 15,817.50

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Solution

The fourth proportional to 45,399.12, 68,098.96 and 15,817.50 is: 23,726.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,399.12 : 68,098.96 = 15,817.50 : x
  2. Step 2: Convert to fraction form
    45,399.12/68,098.96 = 15,817.50/x
  3. Step 3: Cross multiply
    45,399.12x = 68,098.96 × 15,817.50
  4. Step 4: Simplify right side
    45,399.12x = 1,077,155,299.80
  5. Step 5: Solve for x
    x = 1,077,155,299.80/45,399.12
  6. Step 6: Final answer
    x = 23,726.35

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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.