Home / 18,266.25-25,207.61-9,882.93

Finding the Fourth Proportional to 18,266.25, 25,207.61 and 9,882.93

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Solution

The fourth proportional to 18,266.25, 25,207.61 and 9,882.93 is: 13,638.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,266.25 : 25,207.61 = 9,882.93 : x
  2. Step 2: Convert to fraction form
    18,266.25/25,207.61 = 9,882.93/x
  3. Step 3: Cross multiply
    18,266.25x = 25,207.61 × 9,882.93
  4. Step 4: Simplify right side
    18,266.25x = 249,124,995.68
  5. Step 5: Solve for x
    x = 249,124,995.68/18,266.25
  6. Step 6: Final answer
    x = 13,638.54

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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.