Home / 25,748.44-38,618.10-11,705.18

Finding the Fourth Proportional to 25,748.44, 38,618.10 and 11,705.18

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Solution

The fourth proportional to 25,748.44, 38,618.10 and 11,705.18 is: 17,555.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,748.44 : 38,618.10 = 11,705.18 : x
  2. Step 2: Convert to fraction form
    25,748.44/38,618.10 = 11,705.18/x
  3. Step 3: Cross multiply
    25,748.44x = 38,618.10 × 11,705.18
  4. Step 4: Simplify right side
    25,748.44x = 452,031,618.67
  5. Step 5: Solve for x
    x = 452,031,618.67/25,748.44
  6. Step 6: Final answer
    x = 17,555.69

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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.