Home / 25,774.82-38,675.20-19,214.18

Finding the Fourth Proportional to 25,774.82, 38,675.20 and 19,214.18

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Solution

The fourth proportional to 25,774.82, 38,675.20 and 19,214.18 is: 28,830.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,774.82 : 38,675.20 = 19,214.18 : x
  2. Step 2: Convert to fraction form
    25,774.82/38,675.20 = 19,214.18/x
  3. Step 3: Cross multiply
    25,774.82x = 38,675.20 × 19,214.18
  4. Step 4: Simplify right side
    25,774.82x = 743,112,254.34
  5. Step 5: Solve for x
    x = 743,112,254.34/25,774.82
  6. Step 6: Final answer
    x = 28,830.94

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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.