Home / 18,178.25-27,271.76-6,330.29

Finding the Fourth Proportional to 18,178.25, 27,271.76 and 6,330.29

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Solution

The fourth proportional to 18,178.25, 27,271.76 and 6,330.29 is: 9,496.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,178.25 : 27,271.76 = 6,330.29 : x
  2. Step 2: Convert to fraction form
    18,178.25/27,271.76 = 6,330.29/x
  3. Step 3: Cross multiply
    18,178.25x = 27,271.76 × 6,330.29
  4. Step 4: Simplify right side
    18,178.25x = 172,637,981.60
  5. Step 5: Solve for x
    x = 172,637,981.60/18,178.25
  6. Step 6: Final answer
    x = 9,496.96

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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.