Home / 27,043.60-40,546.20-10,397.20

Finding the Fourth Proportional to 27,043.60, 40,546.20 and 10,397.20

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Solution

The fourth proportional to 27,043.60, 40,546.20 and 10,397.20 is: 15,588.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,043.60 : 40,546.20 = 10,397.20 : x
  2. Step 2: Convert to fraction form
    27,043.60/40,546.20 = 10,397.20/x
  3. Step 3: Cross multiply
    27,043.60x = 40,546.20 × 10,397.20
  4. Step 4: Simplify right side
    27,043.60x = 421,566,950.64
  5. Step 5: Solve for x
    x = 421,566,950.64/27,043.60
  6. Step 6: Final answer
    x = 15,588.42

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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.