Home / 25,448.19-38,175.11-8,809.71

Finding the Fourth Proportional to 25,448.19, 38,175.11 and 8,809.71

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Solution

The fourth proportional to 25,448.19, 38,175.11 and 8,809.71 is: 13,215.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,448.19 : 38,175.11 = 8,809.71 : x
  2. Step 2: Convert to fraction form
    25,448.19/38,175.11 = 8,809.71/x
  3. Step 3: Cross multiply
    25,448.19x = 38,175.11 × 8,809.71
  4. Step 4: Simplify right side
    25,448.19x = 336,311,648.32
  5. Step 5: Solve for x
    x = 336,311,648.32/25,448.19
  6. Step 6: Final answer
    x = 13,215.54

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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.