Home / 26,956.78-37,201.50-15,020.13

Finding the Fourth Proportional to 26,956.78, 37,201.50 and 15,020.13

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Solution

The fourth proportional to 26,956.78, 37,201.50 and 15,020.13 is: 20,728.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,956.78 : 37,201.50 = 15,020.13 : x
  2. Step 2: Convert to fraction form
    26,956.78/37,201.50 = 15,020.13/x
  3. Step 3: Cross multiply
    26,956.78x = 37,201.50 × 15,020.13
  4. Step 4: Simplify right side
    26,956.78x = 558,771,180.19
  5. Step 5: Solve for x
    x = 558,771,180.19/26,956.78
  6. Step 6: Final answer
    x = 20,728.41

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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.