Home / 21,517.02-32,246.34-10,401.57

Finding the Fourth Proportional to 21,517.02, 32,246.34 and 10,401.57

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Solution

The fourth proportional to 21,517.02, 32,246.34 and 10,401.57 is: 15,588.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,517.02 : 32,246.34 = 10,401.57 : x
  2. Step 2: Convert to fraction form
    21,517.02/32,246.34 = 10,401.57/x
  3. Step 3: Cross multiply
    21,517.02x = 32,246.34 × 10,401.57
  4. Step 4: Simplify right side
    21,517.02x = 335,412,562.75
  5. Step 5: Solve for x
    x = 335,412,562.75/21,517.02
  6. Step 6: Final answer
    x = 15,588.24

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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.