Home / 18,180.48-27,270.71-5,701.46

Finding the Fourth Proportional to 18,180.48, 27,270.71 and 5,701.46

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Solution

The fourth proportional to 18,180.48, 27,270.71 and 5,701.46 is: 8,552.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,180.48 : 27,270.71 = 5,701.46 : x
  2. Step 2: Convert to fraction form
    18,180.48/27,270.71 = 5,701.46/x
  3. Step 3: Cross multiply
    18,180.48x = 27,270.71 × 5,701.46
  4. Step 4: Simplify right side
    18,180.48x = 155,482,718.76
  5. Step 5: Solve for x
    x = 155,482,718.76/18,180.48
  6. Step 6: Final answer
    x = 8,552.18

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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.