Home / 22,947.20-34,393.80-13,095.80

Finding the Fourth Proportional to 22,947.20, 34,393.80 and 13,095.80

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Solution

The fourth proportional to 22,947.20, 34,393.80 and 13,095.80 is: 19,628.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,947.20 : 34,393.80 = 13,095.80 : x
  2. Step 2: Convert to fraction form
    22,947.20/34,393.80 = 13,095.80/x
  3. Step 3: Cross multiply
    22,947.20x = 34,393.80 × 13,095.80
  4. Step 4: Simplify right side
    22,947.20x = 450,414,326.04
  5. Step 5: Solve for x
    x = 450,414,326.04/22,947.20
  6. Step 6: Final answer
    x = 19,628.29

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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.