Home / 38,842.08-58,273.20-13,881.12

Finding the Fourth Proportional to 38,842.08, 58,273.20 and 13,881.12

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Solution

The fourth proportional to 38,842.08, 58,273.20 and 13,881.12 is: 20,825.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,842.08 : 58,273.20 = 13,881.12 : x
  2. Step 2: Convert to fraction form
    38,842.08/58,273.20 = 13,881.12/x
  3. Step 3: Cross multiply
    38,842.08x = 58,273.20 × 13,881.12
  4. Step 4: Simplify right side
    38,842.08x = 808,897,281.98
  5. Step 5: Solve for x
    x = 808,897,281.98/38,842.08
  6. Step 6: Final answer
    x = 20,825.28

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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.