Home / 27,668.50-38,182.80-15,093.52

Finding the Fourth Proportional to 27,668.50, 38,182.80 and 15,093.52

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Solution

The fourth proportional to 27,668.50, 38,182.80 and 15,093.52 is: 20,829.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,668.50 : 38,182.80 = 15,093.52 : x
  2. Step 2: Convert to fraction form
    27,668.50/38,182.80 = 15,093.52/x
  3. Step 3: Cross multiply
    27,668.50x = 38,182.80 × 15,093.52
  4. Step 4: Simplify right side
    27,668.50x = 576,312,855.46
  5. Step 5: Solve for x
    x = 576,312,855.46/27,668.50
  6. Step 6: Final answer
    x = 20,829.20

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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.