Home / 27,528.12-41,279.40-13,488.84

Finding the Fourth Proportional to 27,528.12, 41,279.40 and 13,488.84

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Solution

The fourth proportional to 27,528.12, 41,279.40 and 13,488.84 is: 20,227.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,528.12 : 41,279.40 = 13,488.84 : x
  2. Step 2: Convert to fraction form
    27,528.12/41,279.40 = 13,488.84/x
  3. Step 3: Cross multiply
    27,528.12x = 41,279.40 × 13,488.84
  4. Step 4: Simplify right side
    27,528.12x = 556,811,221.90
  5. Step 5: Solve for x
    x = 556,811,221.90/27,528.12
  6. Step 6: Final answer
    x = 20,227.00

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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.