Home / 31,872.61-43,985.27-17,533.04

Finding the Fourth Proportional to 31,872.61, 43,985.27 and 17,533.04

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Solution

The fourth proportional to 31,872.61, 43,985.27 and 17,533.04 is: 24,196.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,872.61 : 43,985.27 = 17,533.04 : x
  2. Step 2: Convert to fraction form
    31,872.61/43,985.27 = 17,533.04/x
  3. Step 3: Cross multiply
    31,872.61x = 43,985.27 × 17,533.04
  4. Step 4: Simplify right side
    31,872.61x = 771,195,410.66
  5. Step 5: Solve for x
    x = 771,195,410.66/31,872.61
  6. Step 6: Final answer
    x = 24,196.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.