Home / 15,960.74-22,026.72-9,589.28

Finding the Fourth Proportional to 15,960.74, 22,026.72 and 9,589.28

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Solution

The fourth proportional to 15,960.74, 22,026.72 and 9,589.28 is: 13,233.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,960.74 : 22,026.72 = 9,589.28 : x
  2. Step 2: Convert to fraction form
    15,960.74/22,026.72 = 9,589.28/x
  3. Step 3: Cross multiply
    15,960.74x = 22,026.72 × 9,589.28
  4. Step 4: Simplify right side
    15,960.74x = 211,220,275.43
  5. Step 5: Solve for x
    x = 211,220,275.43/15,960.74
  6. Step 6: Final answer
    x = 13,233.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.