Home / 56,046.60-84,102.48-21,010.68

Finding the Fourth Proportional to 56,046.60, 84,102.48 and 21,010.68

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Solution

The fourth proportional to 56,046.60, 84,102.48 and 21,010.68 is: 31,528.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,046.60 : 84,102.48 = 21,010.68 : x
  2. Step 2: Convert to fraction form
    56,046.60/84,102.48 = 21,010.68/x
  3. Step 3: Cross multiply
    56,046.60x = 84,102.48 × 21,010.68
  4. Step 4: Simplify right side
    56,046.60x = 1,767,050,294.49
  5. Step 5: Solve for x
    x = 1,767,050,294.49/56,046.60
  6. Step 6: Final answer
    x = 31,528.23

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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.