Home / 45,710.10-68,566.64-15,724.04

Finding the Fourth Proportional to 45,710.10, 68,566.64 and 15,724.04

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Solution

The fourth proportional to 45,710.10, 68,566.64 and 15,724.04 is: 23,586.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,710.10 : 68,566.64 = 15,724.04 : x
  2. Step 2: Convert to fraction form
    45,710.10/68,566.64 = 15,724.04/x
  3. Step 3: Cross multiply
    45,710.10x = 68,566.64 × 15,724.04
  4. Step 4: Simplify right side
    45,710.10x = 1,078,144,168.57
  5. Step 5: Solve for x
    x = 1,078,144,168.57/45,710.10
  6. Step 6: Final answer
    x = 23,586.56

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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.