Home / 27,050.78-37,330.27-15,114.62

Finding the Fourth Proportional to 27,050.78, 37,330.27 and 15,114.62

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Solution

The fourth proportional to 27,050.78, 37,330.27 and 15,114.62 is: 20,858.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,050.78 : 37,330.27 = 15,114.62 : x
  2. Step 2: Convert to fraction form
    27,050.78/37,330.27 = 15,114.62/x
  3. Step 3: Cross multiply
    27,050.78x = 37,330.27 × 15,114.62
  4. Step 4: Simplify right side
    27,050.78x = 564,232,901.09
  5. Step 5: Solve for x
    x = 564,232,901.09/27,050.78
  6. Step 6: Final answer
    x = 20,858.28

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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.