Home / 15,219.79-22,798.24-8,960.52

Finding the Fourth Proportional to 15,219.79, 22,798.24 and 8,960.52

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Solution

The fourth proportional to 15,219.79, 22,798.24 and 8,960.52 is: 13,422.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,219.79 : 22,798.24 = 8,960.52 : x
  2. Step 2: Convert to fraction form
    15,219.79/22,798.24 = 8,960.52/x
  3. Step 3: Cross multiply
    15,219.79x = 22,798.24 × 8,960.52
  4. Step 4: Simplify right side
    15,219.79x = 204,284,085.48
  5. Step 5: Solve for x
    x = 204,284,085.48/15,219.79
  6. Step 6: Final answer
    x = 13,422.27

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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.