Home / 38,289.85-52,842.05-22,383.61

Finding the Fourth Proportional to 38,289.85, 52,842.05 and 22,383.61

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Solution

The fourth proportional to 38,289.85, 52,842.05 and 22,383.61 is: 30,890.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,289.85 : 52,842.05 = 22,383.61 : x
  2. Step 2: Convert to fraction form
    38,289.85/52,842.05 = 22,383.61/x
  3. Step 3: Cross multiply
    38,289.85x = 52,842.05 × 22,383.61
  4. Step 4: Simplify right side
    38,289.85x = 1,182,795,838.80
  5. Step 5: Solve for x
    x = 1,182,795,838.80/38,289.85
  6. Step 6: Final answer
    x = 30,890.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.