Home / 27,001.50-40,504.37-7,279.76

Finding the Fourth Proportional to 27,001.50, 40,504.37 and 7,279.76

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Solution

The fourth proportional to 27,001.50, 40,504.37 and 7,279.76 is: 10,920.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,001.50 : 40,504.37 = 7,279.76 : x
  2. Step 2: Convert to fraction form
    27,001.50/40,504.37 = 7,279.76/x
  3. Step 3: Cross multiply
    27,001.50x = 40,504.37 × 7,279.76
  4. Step 4: Simplify right side
    27,001.50x = 294,861,853.63
  5. Step 5: Solve for x
    x = 294,861,853.63/27,001.50
  6. Step 6: Final answer
    x = 10,920.20

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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.