Home / 32,785.66-49,131.24-18,702.28

Finding the Fourth Proportional to 32,785.66, 49,131.24 and 18,702.28

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Solution

The fourth proportional to 32,785.66, 49,131.24 and 18,702.28 is: 28,026.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,785.66 : 49,131.24 = 18,702.28 : x
  2. Step 2: Convert to fraction form
    32,785.66/49,131.24 = 18,702.28/x
  3. Step 3: Cross multiply
    32,785.66x = 49,131.24 × 18,702.28
  4. Step 4: Simplify right side
    32,785.66x = 918,866,207.23
  5. Step 5: Solve for x
    x = 918,866,207.23/32,785.66
  6. Step 6: Final answer
    x = 28,026.47

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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.