Home / 18,244.53-25,182.23-11,886.98

Finding the Fourth Proportional to 18,244.53, 25,182.23 and 11,886.98

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Solution

The fourth proportional to 18,244.53, 25,182.23 and 11,886.98 is: 16,407.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,244.53 : 25,182.23 = 11,886.98 : x
  2. Step 2: Convert to fraction form
    18,244.53/25,182.23 = 11,886.98/x
  3. Step 3: Cross multiply
    18,244.53x = 25,182.23 × 11,886.98
  4. Step 4: Simplify right side
    18,244.53x = 299,340,479.02
  5. Step 5: Solve for x
    x = 299,340,479.02/18,244.53
  6. Step 6: Final answer
    x = 16,407.14

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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.