Home / 21,559.71-32,347.44-9,082.86

Finding the Fourth Proportional to 21,559.71, 32,347.44 and 9,082.86

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Solution

The fourth proportional to 21,559.71, 32,347.44 and 9,082.86 is: 13,627.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,559.71 : 32,347.44 = 9,082.86 : x
  2. Step 2: Convert to fraction form
    21,559.71/32,347.44 = 9,082.86/x
  3. Step 3: Cross multiply
    21,559.71x = 32,347.44 × 9,082.86
  4. Step 4: Simplify right side
    21,559.71x = 293,807,268.88
  5. Step 5: Solve for x
    x = 293,807,268.88/21,559.71
  6. Step 6: Final answer
    x = 13,627.61

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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.