Home / 15,970.12-23,945.14-4,873.12

Finding the Fourth Proportional to 15,970.12, 23,945.14 and 4,873.12

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Solution

The fourth proportional to 15,970.12, 23,945.14 and 4,873.12 is: 7,306.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,970.12 : 23,945.14 = 4,873.12 : x
  2. Step 2: Convert to fraction form
    15,970.12/23,945.14 = 4,873.12/x
  3. Step 3: Cross multiply
    15,970.12x = 23,945.14 × 4,873.12
  4. Step 4: Simplify right side
    15,970.12x = 116,687,540.64
  5. Step 5: Solve for x
    x = 116,687,540.64/15,970.12
  6. Step 6: Final answer
    x = 7,306.62

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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.