Home / 25,982.30-38,980.65-17,234.30

Finding the Fourth Proportional to 25,982.30, 38,980.65 and 17,234.30

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Solution

The fourth proportional to 25,982.30, 38,980.65 and 17,234.30 is: 25,856.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,982.30 : 38,980.65 = 17,234.30 : x
  2. Step 2: Convert to fraction form
    25,982.30/38,980.65 = 17,234.30/x
  3. Step 3: Cross multiply
    25,982.30x = 38,980.65 × 17,234.30
  4. Step 4: Simplify right side
    25,982.30x = 671,804,216.30
  5. Step 5: Solve for x
    x = 671,804,216.30/25,982.30
  6. Step 6: Final answer
    x = 25,856.23

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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.