Home / 38,448.32-57,675.84-12,146.24

Finding the Fourth Proportional to 38,448.32, 57,675.84 and 12,146.24

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Solution

The fourth proportional to 38,448.32, 57,675.84 and 12,146.24 is: 18,220.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,448.32 : 57,675.84 = 12,146.24 : x
  2. Step 2: Convert to fraction form
    38,448.32/57,675.84 = 12,146.24/x
  3. Step 3: Cross multiply
    38,448.32x = 57,675.84 × 12,146.24
  4. Step 4: Simplify right side
    38,448.32x = 700,544,594.84
  5. Step 5: Solve for x
    x = 700,544,594.84/38,448.32
  6. Step 6: Final answer
    x = 18,220.42

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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.