Home / 38,281.33-57,441.64-15,808.69

Finding the Fourth Proportional to 38,281.33, 57,441.64 and 15,808.69

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Solution

The fourth proportional to 38,281.33, 57,441.64 and 15,808.69 is: 23,721.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,281.33 : 57,441.64 = 15,808.69 : x
  2. Step 2: Convert to fraction form
    38,281.33/57,441.64 = 15,808.69/x
  3. Step 3: Cross multiply
    38,281.33x = 57,441.64 × 15,808.69
  4. Step 4: Simplify right side
    38,281.33x = 908,077,079.85
  5. Step 5: Solve for x
    x = 908,077,079.85/38,281.33
  6. Step 6: Final answer
    x = 23,721.15

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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.