Home / 25,630.32-38,464.88-17,290.56

Finding the Fourth Proportional to 25,630.32, 38,464.88 and 17,290.56

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Solution

The fourth proportional to 25,630.32, 38,464.88 and 17,290.56 is: 25,948.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,630.32 : 38,464.88 = 17,290.56 : x
  2. Step 2: Convert to fraction form
    25,630.32/38,464.88 = 17,290.56/x
  3. Step 3: Cross multiply
    25,630.32x = 38,464.88 × 17,290.56
  4. Step 4: Simplify right side
    25,630.32x = 665,079,315.53
  5. Step 5: Solve for x
    x = 665,079,315.53/25,630.32
  6. Step 6: Final answer
    x = 25,948.93

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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.