Home / 23,311.30-32,144.14-15,744.50

Finding the Fourth Proportional to 23,311.30, 32,144.14 and 15,744.50

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Solution

The fourth proportional to 23,311.30, 32,144.14 and 15,744.50 is: 21,710.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,311.30 : 32,144.14 = 15,744.50 : x
  2. Step 2: Convert to fraction form
    23,311.30/32,144.14 = 15,744.50/x
  3. Step 3: Cross multiply
    23,311.30x = 32,144.14 × 15,744.50
  4. Step 4: Simplify right side
    23,311.30x = 506,093,331.87
  5. Step 5: Solve for x
    x = 506,093,331.87/23,311.30
  6. Step 6: Final answer
    x = 21,710.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.