Home / 18,384.51-27,562.19-6,691.35

Finding the Fourth Proportional to 18,384.51, 27,562.19 and 6,691.35

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Solution

The fourth proportional to 18,384.51, 27,562.19 and 6,691.35 is: 10,031.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,384.51 : 27,562.19 = 6,691.35 : x
  2. Step 2: Convert to fraction form
    18,384.51/27,562.19 = 6,691.35/x
  3. Step 3: Cross multiply
    18,384.51x = 27,562.19 × 6,691.35
  4. Step 4: Simplify right side
    18,384.51x = 184,428,226.60
  5. Step 5: Solve for x
    x = 184,428,226.60/18,384.51
  6. Step 6: Final answer
    x = 10,031.72

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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.