Home / 21,372.56-32,058.83-5,790.18

Finding the Fourth Proportional to 21,372.56, 32,058.83 and 5,790.18

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Solution

The fourth proportional to 21,372.56, 32,058.83 and 5,790.18 is: 8,685.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,372.56 : 32,058.83 = 5,790.18 : x
  2. Step 2: Convert to fraction form
    21,372.56/32,058.83 = 5,790.18/x
  3. Step 3: Cross multiply
    21,372.56x = 32,058.83 × 5,790.18
  4. Step 4: Simplify right side
    21,372.56x = 185,626,539.13
  5. Step 5: Solve for x
    x = 185,626,539.13/21,372.56
  6. Step 6: Final answer
    x = 8,685.27

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Double scale
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Similar ratio
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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.