Home / 27,101.47-37,401.59-15,164.70

Finding the Fourth Proportional to 27,101.47, 37,401.59 and 15,164.70

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Solution

The fourth proportional to 27,101.47, 37,401.59 and 15,164.70 is: 20,928.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,101.47 : 37,401.59 = 15,164.70 : x
  2. Step 2: Convert to fraction form
    27,101.47/37,401.59 = 15,164.70/x
  3. Step 3: Cross multiply
    27,101.47x = 37,401.59 × 15,164.70
  4. Step 4: Simplify right side
    27,101.47x = 567,183,929.78
  5. Step 5: Solve for x
    x = 567,183,929.78/27,101.47
  6. Step 6: Final answer
    x = 20,928.16

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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.