Home / 25,617.52-38,446.09-17,775.07

Finding the Fourth Proportional to 25,617.52, 38,446.09 and 17,775.07

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Solution

The fourth proportional to 25,617.52, 38,446.09 and 17,775.07 is: 26,676.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,617.52 : 38,446.09 = 17,775.07 : x
  2. Step 2: Convert to fraction form
    25,617.52/38,446.09 = 17,775.07/x
  3. Step 3: Cross multiply
    25,617.52x = 38,446.09 × 17,775.07
  4. Step 4: Simplify right side
    25,617.52x = 683,382,008.54
  5. Step 5: Solve for x
    x = 683,382,008.54/25,617.52
  6. Step 6: Final answer
    x = 26,676.36

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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.