Home / 15,532.42-23,295.75-5,142.82

Finding the Fourth Proportional to 15,532.42, 23,295.75 and 5,142.82

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Solution

The fourth proportional to 15,532.42, 23,295.75 and 5,142.82 is: 7,713.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,532.42 : 23,295.75 = 5,142.82 : x
  2. Step 2: Convert to fraction form
    15,532.42/23,295.75 = 5,142.82/x
  3. Step 3: Cross multiply
    15,532.42x = 23,295.75 × 5,142.82
  4. Step 4: Simplify right side
    15,532.42x = 119,805,849.02
  5. Step 5: Solve for x
    x = 119,805,849.02/15,532.42
  6. Step 6: Final answer
    x = 7,713.28

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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.