Home / 22,921.26-34,373.69-12,399.06

Finding the Fourth Proportional to 22,921.26, 34,373.69 and 12,399.06

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Solution

The fourth proportional to 22,921.26, 34,373.69 and 12,399.06 is: 18,594.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,921.26 : 34,373.69 = 12,399.06 : x
  2. Step 2: Convert to fraction form
    22,921.26/34,373.69 = 12,399.06/x
  3. Step 3: Cross multiply
    22,921.26x = 34,373.69 × 12,399.06
  4. Step 4: Simplify right side
    22,921.26x = 426,201,382.74
  5. Step 5: Solve for x
    x = 426,201,382.74/22,921.26
  6. Step 6: Final answer
    x = 18,594.15

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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.