Home / 38,316.82-57,508.02-21,693.18

Finding the Fourth Proportional to 38,316.82, 57,508.02 and 21,693.18

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Solution

The fourth proportional to 38,316.82, 57,508.02 and 21,693.18 is: 32,558.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,316.82 : 57,508.02 = 21,693.18 : x
  2. Step 2: Convert to fraction form
    38,316.82/57,508.02 = 21,693.18/x
  3. Step 3: Cross multiply
    38,316.82x = 57,508.02 × 21,693.18
  4. Step 4: Simplify right side
    38,316.82x = 1,247,531,829.30
  5. Step 5: Solve for x
    x = 1,247,531,829.30/38,316.82
  6. Step 6: Final answer
    x = 32,558.33

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1.5x scale

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.