Home / 27,595.24-38,081.60-15,020

Finding the Fourth Proportional to 27,595.24, 38,081.60 and 15,020

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Solution

The fourth proportional to 27,595.24, 38,081.60 and 15,020 is: 20,727.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,595.24 : 38,081.60 = 15,020 : x
  2. Step 2: Convert to fraction form
    27,595.24/38,081.60 = 15,020/x
  3. Step 3: Cross multiply
    27,595.24x = 38,081.60 × 15,020
  4. Step 4: Simplify right side
    27,595.24x = 571,985,632
  5. Step 5: Solve for x
    x = 571,985,632/27,595.24
  6. Step 6: Final answer
    x = 20,727.69

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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.