Home / 18,284.30-25,232.46-11,572.82

Finding the Fourth Proportional to 18,284.30, 25,232.46 and 11,572.82

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Solution

The fourth proportional to 18,284.30, 25,232.46 and 11,572.82 is: 15,970.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284.30 : 25,232.46 = 11,572.82 : x
  2. Step 2: Convert to fraction form
    18,284.30/25,232.46 = 11,572.82/x
  3. Step 3: Cross multiply
    18,284.30x = 25,232.46 × 11,572.82
  4. Step 4: Simplify right side
    18,284.30x = 292,010,717.74
  5. Step 5: Solve for x
    x = 292,010,717.74/18,284.30
  6. Step 6: Final answer
    x = 15,970.57

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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.