Home / 27,055.79-37,337.18-15,119.63

Finding the Fourth Proportional to 27,055.79, 37,337.18 and 15,119.63

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Solution

The fourth proportional to 27,055.79, 37,337.18 and 15,119.63 is: 20,865.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,055.79 : 37,337.18 = 15,119.63 : x
  2. Step 2: Convert to fraction form
    27,055.79/37,337.18 = 15,119.63/x
  3. Step 3: Cross multiply
    27,055.79x = 37,337.18 × 15,119.63
  4. Step 4: Simplify right side
    27,055.79x = 564,524,346.84
  5. Step 5: Solve for x
    x = 564,524,346.84/27,055.79
  6. Step 6: Final answer
    x = 20,865.20

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Double scale
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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.