Home / 27,036.39-40,555.70-9,279.25

Finding the Fourth Proportional to 27,036.39, 40,555.70 and 9,279.25

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Solution

The fourth proportional to 27,036.39, 40,555.70 and 9,279.25 is: 13,919.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,036.39 : 40,555.70 = 9,279.25 : x
  2. Step 2: Convert to fraction form
    27,036.39/40,555.70 = 9,279.25/x
  3. Step 3: Cross multiply
    27,036.39x = 40,555.70 × 9,279.25
  4. Step 4: Simplify right side
    27,036.39x = 376,326,366.24
  5. Step 5: Solve for x
    x = 376,326,366.24/27,036.39
  6. Step 6: Final answer
    x = 13,919.25

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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.