Home / 25,751.17-38,560.70-17,842.45

Finding the Fourth Proportional to 25,751.17, 38,560.70 and 17,842.45

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Solution

The fourth proportional to 25,751.17, 38,560.70 and 17,842.45 is: 26,717.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,751.17 : 38,560.70 = 17,842.45 : x
  2. Step 2: Convert to fraction form
    25,751.17/38,560.70 = 17,842.45/x
  3. Step 3: Cross multiply
    25,751.17x = 38,560.70 × 17,842.45
  4. Step 4: Simplify right side
    25,751.17x = 688,017,272.50
  5. Step 5: Solve for x
    x = 688,017,272.50/25,751.17
  6. Step 6: Final answer
    x = 26,717.90

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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.