Home / 25,729.12-38,596.40-8,194.84

Finding the Fourth Proportional to 25,729.12, 38,596.40 and 8,194.84

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Solution

The fourth proportional to 25,729.12, 38,596.40 and 8,194.84 is: 12,293.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,729.12 : 38,596.40 = 8,194.84 : x
  2. Step 2: Convert to fraction form
    25,729.12/38,596.40 = 8,194.84/x
  3. Step 3: Cross multiply
    25,729.12x = 38,596.40 × 8,194.84
  4. Step 4: Simplify right side
    25,729.12x = 316,291,322.58
  5. Step 5: Solve for x
    x = 316,291,322.58/25,729.12
  6. Step 6: Final answer
    x = 12,293.13

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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.