Home / 27,952.19-38,574.72-15,206.09

Finding the Fourth Proportional to 27,952.19, 38,574.72 and 15,206.09

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Solution

The fourth proportional to 27,952.19, 38,574.72 and 15,206.09 is: 20,984.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,952.19 : 38,574.72 = 15,206.09 : x
  2. Step 2: Convert to fraction form
    27,952.19/38,574.72 = 15,206.09/x
  3. Step 3: Cross multiply
    27,952.19x = 38,574.72 × 15,206.09
  4. Step 4: Simplify right side
    27,952.19x = 586,570,567.61
  5. Step 5: Solve for x
    x = 586,570,567.61/27,952.19
  6. Step 6: Final answer
    x = 20,984.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.