Home / 38,646.28-57,973.66-12,344.84

Finding the Fourth Proportional to 38,646.28, 57,973.66 and 12,344.84

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Solution

The fourth proportional to 38,646.28, 57,973.66 and 12,344.84 is: 18,518.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,646.28 : 57,973.66 = 12,344.84 : x
  2. Step 2: Convert to fraction form
    38,646.28/57,973.66 = 12,344.84/x
  3. Step 3: Cross multiply
    38,646.28x = 57,973.66 × 12,344.84
  4. Step 4: Simplify right side
    38,646.28x = 715,675,556.91
  5. Step 5: Solve for x
    x = 715,675,556.91/38,646.28
  6. Step 6: Final answer
    x = 18,518.61

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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.