Home / 18,266.52-27,406.36-6,423.56

Finding the Fourth Proportional to 18,266.52, 27,406.36 and 6,423.56

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Solution

The fourth proportional to 18,266.52, 27,406.36 and 6,423.56 is: 9,637.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,266.52 : 27,406.36 = 6,423.56 : x
  2. Step 2: Convert to fraction form
    18,266.52/27,406.36 = 6,423.56/x
  3. Step 3: Cross multiply
    18,266.52x = 27,406.36 × 6,423.56
  4. Step 4: Simplify right side
    18,266.52x = 176,046,397.84
  5. Step 5: Solve for x
    x = 176,046,397.84/18,266.52
  6. Step 6: Final answer
    x = 9,637.65

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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.