Home / 15,711.40-23,567.10-5,323.24

Finding the Fourth Proportional to 15,711.40, 23,567.10 and 5,323.24

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Solution

The fourth proportional to 15,711.40, 23,567.10 and 5,323.24 is: 7,984.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,711.40 : 23,567.10 = 5,323.24 : x
  2. Step 2: Convert to fraction form
    15,711.40/23,567.10 = 5,323.24/x
  3. Step 3: Cross multiply
    15,711.40x = 23,567.10 × 5,323.24
  4. Step 4: Simplify right side
    15,711.40x = 125,453,329.40
  5. Step 5: Solve for x
    x = 125,453,329.40/15,711.40
  6. Step 6: Final answer
    x = 7,984.86

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Similar ratio
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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.