Home / 13,030.66-19,549.03-4,265.04

Finding the Fourth Proportional to 13,030.66, 19,549.03 and 4,265.04

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Solution

The fourth proportional to 13,030.66, 19,549.03 and 4,265.04 is: 6,398.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,030.66 : 19,549.03 = 4,265.04 : x
  2. Step 2: Convert to fraction form
    13,030.66/19,549.03 = 4,265.04/x
  3. Step 3: Cross multiply
    13,030.66x = 19,549.03 × 4,265.04
  4. Step 4: Simplify right side
    13,030.66x = 83,377,394.91
  5. Step 5: Solve for x
    x = 83,377,394.91/13,030.66
  6. Step 6: Final answer
    x = 6,398.56

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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.