Home / 27,988.39-41,969.29-10,206.46

Finding the Fourth Proportional to 27,988.39, 41,969.29 and 10,206.46

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Solution

The fourth proportional to 27,988.39, 41,969.29 and 10,206.46 is: 15,304.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,988.39 : 41,969.29 = 10,206.46 : x
  2. Step 2: Convert to fraction form
    27,988.39/41,969.29 = 10,206.46/x
  3. Step 3: Cross multiply
    27,988.39x = 41,969.29 × 10,206.46
  4. Step 4: Simplify right side
    27,988.39x = 428,357,879.61
  5. Step 5: Solve for x
    x = 428,357,879.61/27,988.39
  6. Step 6: Final answer
    x = 15,304.84

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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.