Home / 27,206.79-37,544.30-15,107.90

Finding the Fourth Proportional to 27,206.79, 37,544.30 and 15,107.90

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Solution

The fourth proportional to 27,206.79, 37,544.30 and 15,107.90 is: 20,848.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,206.79 : 37,544.30 = 15,107.90 : x
  2. Step 2: Convert to fraction form
    27,206.79/37,544.30 = 15,107.90/x
  3. Step 3: Cross multiply
    27,206.79x = 37,544.30 × 15,107.90
  4. Step 4: Simplify right side
    27,206.79x = 567,215,434.11
  5. Step 5: Solve for x
    x = 567,215,434.11/27,206.79
  6. Step 6: Final answer
    x = 20,848.30

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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.