Home / 15,169.57-22,754.36-4,782.13

Finding the Fourth Proportional to 15,169.57, 22,754.36 and 4,782.13

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Solution

The fourth proportional to 15,169.57, 22,754.36 and 4,782.13 is: 7,173.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,169.57 : 22,754.36 = 4,782.13 : x
  2. Step 2: Convert to fraction form
    15,169.57/22,754.36 = 4,782.13/x
  3. Step 3: Cross multiply
    15,169.57x = 22,754.36 × 4,782.13
  4. Step 4: Simplify right side
    15,169.57x = 108,814,169.90
  5. Step 5: Solve for x
    x = 108,814,169.90/15,169.57
  6. Step 6: Final answer
    x = 7,173.19

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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.