Home / 56,521.04-84,781.60-19,585.04

Finding the Fourth Proportional to 56,521.04, 84,781.60 and 19,585.04

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Solution

The fourth proportional to 56,521.04, 84,781.60 and 19,585.04 is: 29,377.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,521.04 : 84,781.60 = 19,585.04 : x
  2. Step 2: Convert to fraction form
    56,521.04/84,781.60 = 19,585.04/x
  3. Step 3: Cross multiply
    56,521.04x = 84,781.60 × 19,585.04
  4. Step 4: Simplify right side
    56,521.04x = 1,660,451,027.26
  5. Step 5: Solve for x
    x = 1,660,451,027.26/56,521.04
  6. Step 6: Final answer
    x = 29,377.57

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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.