Home / 27,282.24-37,645.02-18,344.70

Finding the Fourth Proportional to 27,282.24, 37,645.02 and 18,344.70

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Solution

The fourth proportional to 27,282.24, 37,645.02 and 18,344.70 is: 25,312.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,282.24 : 37,645.02 = 18,344.70 : x
  2. Step 2: Convert to fraction form
    27,282.24/37,645.02 = 18,344.70/x
  3. Step 3: Cross multiply
    27,282.24x = 37,645.02 × 18,344.70
  4. Step 4: Simplify right side
    27,282.24x = 690,586,598.39
  5. Step 5: Solve for x
    x = 690,586,598.39/27,282.24
  6. Step 6: Final answer
    x = 25,312.68

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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.