Home / 18,182.66-27,270.89-5,031.95

Finding the Fourth Proportional to 18,182.66, 27,270.89 and 5,031.95

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Solution

The fourth proportional to 18,182.66, 27,270.89 and 5,031.95 is: 7,547.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,182.66 : 27,270.89 = 5,031.95 : x
  2. Step 2: Convert to fraction form
    18,182.66/27,270.89 = 5,031.95/x
  3. Step 3: Cross multiply
    18,182.66x = 27,270.89 × 5,031.95
  4. Step 4: Simplify right side
    18,182.66x = 137,225,754.94
  5. Step 5: Solve for x
    x = 137,225,754.94/18,182.66
  6. Step 6: Final answer
    x = 7,547.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.