Home / 56,475.62-84,721.26-19,046.42

Finding the Fourth Proportional to 56,475.62, 84,721.26 and 19,046.42

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Solution

The fourth proportional to 56,475.62, 84,721.26 and 19,046.42 is: 28,572.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,475.62 : 84,721.26 = 19,046.42 : x
  2. Step 2: Convert to fraction form
    56,475.62/84,721.26 = 19,046.42/x
  3. Step 3: Cross multiply
    56,475.62x = 84,721.26 × 19,046.42
  4. Step 4: Simplify right side
    56,475.62x = 1,613,636,700.89
  5. Step 5: Solve for x
    x = 1,613,636,700.89/56,475.62
  6. Step 6: Final answer
    x = 28,572.27

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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.