Home / 18,419.31-27,613.34-6,569.52

Finding the Fourth Proportional to 18,419.31, 27,613.34 and 6,569.52

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Solution

The fourth proportional to 18,419.31, 27,613.34 and 6,569.52 is: 9,848.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,419.31 : 27,613.34 = 6,569.52 : x
  2. Step 2: Convert to fraction form
    18,419.31/27,613.34 = 6,569.52/x
  3. Step 3: Cross multiply
    18,419.31x = 27,613.34 × 6,569.52
  4. Step 4: Simplify right side
    18,419.31x = 181,406,389.40
  5. Step 5: Solve for x
    x = 181,406,389.40/18,419.31
  6. Step 6: Final answer
    x = 9,848.71

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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.