Home / 27,217.80-37,560.58-15,282.28

Finding the Fourth Proportional to 27,217.80, 37,560.58 and 15,282.28

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Solution

The fourth proportional to 27,217.80, 37,560.58 and 15,282.28 is: 21,089.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217.80 : 37,560.58 = 15,282.28 : x
  2. Step 2: Convert to fraction form
    27,217.80/37,560.58 = 15,282.28/x
  3. Step 3: Cross multiply
    27,217.80x = 37,560.58 × 15,282.28
  4. Step 4: Simplify right side
    27,217.80x = 574,011,300.52
  5. Step 5: Solve for x
    x = 574,011,300.52/27,217.80
  6. Step 6: Final answer
    x = 21,089.56

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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.