Home / 38,228.22-57,341.32-10,148.36

Finding the Fourth Proportional to 38,228.22, 57,341.32 and 10,148.36

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Solution

The fourth proportional to 38,228.22, 57,341.32 and 10,148.36 is: 15,222.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,228.22 : 57,341.32 = 10,148.36 : x
  2. Step 2: Convert to fraction form
    38,228.22/57,341.32 = 10,148.36/x
  3. Step 3: Cross multiply
    38,228.22x = 57,341.32 × 10,148.36
  4. Step 4: Simplify right side
    38,228.22x = 581,920,046.16
  5. Step 5: Solve for x
    x = 581,920,046.16/38,228.22
  6. Step 6: Final answer
    x = 15,222.26

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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.