Home / 56,641.96-84,929.18-21,584.36

Finding the Fourth Proportional to 56,641.96, 84,929.18 and 21,584.36

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Solution

The fourth proportional to 56,641.96, 84,929.18 and 21,584.36 is: 32,363.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,641.96 : 84,929.18 = 21,584.36 : x
  2. Step 2: Convert to fraction form
    56,641.96/84,929.18 = 21,584.36/x
  3. Step 3: Cross multiply
    56,641.96x = 84,929.18 × 21,584.36
  4. Step 4: Simplify right side
    56,641.96x = 1,833,141,995.62
  5. Step 5: Solve for x
    x = 1,833,141,995.62/56,641.96
  6. Step 6: Final answer
    x = 32,363.68

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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.