Home / 25,352.48-38,017.80-8,714.20

Finding the Fourth Proportional to 25,352.48, 38,017.80 and 8,714.20

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Solution

The fourth proportional to 25,352.48, 38,017.80 and 8,714.20 is: 13,067.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,352.48 : 38,017.80 = 8,714.20 : x
  2. Step 2: Convert to fraction form
    25,352.48/38,017.80 = 8,714.20/x
  3. Step 3: Cross multiply
    25,352.48x = 38,017.80 × 8,714.20
  4. Step 4: Simplify right side
    25,352.48x = 331,294,712.76
  5. Step 5: Solve for x
    x = 331,294,712.76/25,352.48
  6. Step 6: Final answer
    x = 13,067.55

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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.