Home / 15,475.98-23,213.94-5,615.24

Finding the Fourth Proportional to 15,475.98, 23,213.94 and 5,615.24

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Solution

The fourth proportional to 15,475.98, 23,213.94 and 5,615.24 is: 8,422.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,475.98 : 23,213.94 = 5,615.24 : x
  2. Step 2: Convert to fraction form
    15,475.98/23,213.94 = 5,615.24/x
  3. Step 3: Cross multiply
    15,475.98x = 23,213.94 × 5,615.24
  4. Step 4: Simplify right side
    15,475.98x = 130,351,844.45
  5. Step 5: Solve for x
    x = 130,351,844.45/15,475.98
  6. Step 6: Final answer
    x = 8,422.85

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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.