Home / 25,646.82-38,537.88-13,809.34

Finding the Fourth Proportional to 25,646.82, 38,537.88 and 13,809.34

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Solution

The fourth proportional to 25,646.82, 38,537.88 and 13,809.34 is: 20,750.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,646.82 : 38,537.88 = 13,809.34 : x
  2. Step 2: Convert to fraction form
    25,646.82/38,537.88 = 13,809.34/x
  3. Step 3: Cross multiply
    25,646.82x = 38,537.88 × 13,809.34
  4. Step 4: Simplify right side
    25,646.82x = 532,182,687.80
  5. Step 5: Solve for x
    x = 532,182,687.80/25,646.82
  6. Step 6: Final answer
    x = 20,750.44

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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.