Home / 27,386.08-37,792.92-15,449.92

Finding the Fourth Proportional to 27,386.08, 37,792.92 and 15,449.92

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Solution

The fourth proportional to 27,386.08, 37,792.92 and 15,449.92 is: 21,320.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,386.08 : 37,792.92 = 15,449.92 : x
  2. Step 2: Convert to fraction form
    27,386.08/37,792.92 = 15,449.92/x
  3. Step 3: Cross multiply
    27,386.08x = 37,792.92 × 15,449.92
  4. Step 4: Simplify right side
    27,386.08x = 583,897,590.57
  5. Step 5: Solve for x
    x = 583,897,590.57/27,386.08
  6. Step 6: Final answer
    x = 21,320.96

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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.