Home / 18,266.02-25,207.11-9,882.52

Finding the Fourth Proportional to 18,266.02, 25,207.11 and 9,882.52

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Solution

The fourth proportional to 18,266.02, 25,207.11 and 9,882.52 is: 13,637.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,266.02 : 25,207.11 = 9,882.52 : x
  2. Step 2: Convert to fraction form
    18,266.02/25,207.11 = 9,882.52/x
  3. Step 3: Cross multiply
    18,266.02x = 25,207.11 × 9,882.52
  4. Step 4: Simplify right side
    18,266.02x = 249,109,768.72
  5. Step 5: Solve for x
    x = 249,109,768.72/18,266.02
  6. Step 6: Final answer
    x = 13,637.88

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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.