Home / 18,424.59-27,586.86-14,454.78

Finding the Fourth Proportional to 18,424.59, 27,586.86 and 14,454.78

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Solution

The fourth proportional to 18,424.59, 27,586.86 and 14,454.78 is: 21,642.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,424.59 : 27,586.86 = 14,454.78 : x
  2. Step 2: Convert to fraction form
    18,424.59/27,586.86 = 14,454.78/x
  3. Step 3: Cross multiply
    18,424.59x = 27,586.86 × 14,454.78
  4. Step 4: Simplify right side
    18,424.59x = 398,761,992.19
  5. Step 5: Solve for x
    x = 398,761,992.19/18,424.59
  6. Step 6: Final answer
    x = 21,642.92

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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.