Home / 26,979.79-37,232.32-15,043.89

Finding the Fourth Proportional to 26,979.79, 37,232.32 and 15,043.89

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Solution

The fourth proportional to 26,979.79, 37,232.32 and 15,043.89 is: 20,760.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,979.79 : 37,232.32 = 15,043.89 : x
  2. Step 2: Convert to fraction form
    26,979.79/37,232.32 = 15,043.89/x
  3. Step 3: Cross multiply
    26,979.79x = 37,232.32 × 15,043.89
  4. Step 4: Simplify right side
    26,979.79x = 560,118,851.31
  5. Step 5: Solve for x
    x = 560,118,851.31/26,979.79
  6. Step 6: Final answer
    x = 20,760.69

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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.