Home / 26,857.76-37,062.38-14,921.78

Finding the Fourth Proportional to 26,857.76, 37,062.38 and 14,921.78

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Solution

The fourth proportional to 26,857.76, 37,062.38 and 14,921.78 is: 20,591.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,857.76 : 37,062.38 = 14,921.78 : x
  2. Step 2: Convert to fraction form
    26,857.76/37,062.38 = 14,921.78/x
  3. Step 3: Cross multiply
    26,857.76x = 37,062.38 × 14,921.78
  4. Step 4: Simplify right side
    26,857.76x = 553,036,420.72
  5. Step 5: Solve for x
    x = 553,036,420.72/26,857.76
  6. Step 6: Final answer
    x = 20,591.31

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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.