Home / 27,595.16-38,081.14-15,020.12

Finding the Fourth Proportional to 27,595.16, 38,081.14 and 15,020.12

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Solution

The fourth proportional to 27,595.16, 38,081.14 and 15,020.12 is: 20,727.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,595.16 : 38,081.14 = 15,020.12 : x
  2. Step 2: Convert to fraction form
    27,595.16/38,081.14 = 15,020.12/x
  3. Step 3: Cross multiply
    27,595.16x = 38,081.14 × 15,020.12
  4. Step 4: Simplify right side
    27,595.16x = 571,983,292.54
  5. Step 5: Solve for x
    x = 571,983,292.54/27,595.16
  6. Step 6: Final answer
    x = 20,727.67

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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.