Home / 25,811.82-38,691.54-17,492.67

Finding the Fourth Proportional to 25,811.82, 38,691.54 and 17,492.67

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Solution

The fourth proportional to 25,811.82, 38,691.54 and 17,492.67 is: 26,221.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,811.82 : 38,691.54 = 17,492.67 : x
  2. Step 2: Convert to fraction form
    25,811.82/38,691.54 = 17,492.67/x
  3. Step 3: Cross multiply
    25,811.82x = 38,691.54 × 17,492.67
  4. Step 4: Simplify right side
    25,811.82x = 676,818,341.01
  5. Step 5: Solve for x
    x = 676,818,341.01/25,811.82
  6. Step 6: Final answer
    x = 26,221.26

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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.