Home / 27,266.12-37,628.33-15,329.42

Finding the Fourth Proportional to 27,266.12, 37,628.33 and 15,329.42

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Solution

The fourth proportional to 27,266.12, 37,628.33 and 15,329.42 is: 21,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,266.12 : 37,628.33 = 15,329.42 : x
  2. Step 2: Convert to fraction form
    27,266.12/37,628.33 = 15,329.42/x
  3. Step 3: Cross multiply
    27,266.12x = 37,628.33 × 15,329.42
  4. Step 4: Simplify right side
    27,266.12x = 576,820,209.68
  5. Step 5: Solve for x
    x = 576,820,209.68/27,266.12
  6. Step 6: Final answer
    x = 21,155.20

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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.