Home / 56,872.24-85,320.84-17,432.32

Finding the Fourth Proportional to 56,872.24, 85,320.84 and 17,432.32

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Solution

The fourth proportional to 56,872.24, 85,320.84 and 17,432.32 is: 26,152.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,872.24 : 85,320.84 = 17,432.32 : x
  2. Step 2: Convert to fraction form
    56,872.24/85,320.84 = 17,432.32/x
  3. Step 3: Cross multiply
    56,872.24x = 85,320.84 × 17,432.32
  4. Step 4: Simplify right side
    56,872.24x = 1,487,340,185.55
  5. Step 5: Solve for x
    x = 1,487,340,185.55/56,872.24
  6. Step 6: Final answer
    x = 26,152.31

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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.