Home / 18,384.60-27,452.06-17,886.36

Finding the Fourth Proportional to 18,384.60, 27,452.06 and 17,886.36

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Solution

The fourth proportional to 18,384.60, 27,452.06 and 17,886.36 is: 26,708.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,384.60 : 27,452.06 = 17,886.36 : x
  2. Step 2: Convert to fraction form
    18,384.60/27,452.06 = 17,886.36/x
  3. Step 3: Cross multiply
    18,384.60x = 27,452.06 × 17,886.36
  4. Step 4: Simplify right side
    18,384.60x = 491,017,427.90
  5. Step 5: Solve for x
    x = 491,017,427.90/18,384.60
  6. Step 6: Final answer
    x = 26,708.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.