Home / 17,417.28-24,048-13,377.36

Finding the Fourth Proportional to 17,417.28, 24,048 and 13,377.36

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Solution

The fourth proportional to 17,417.28, 24,048 and 13,377.36 is: 18,470.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,417.28 : 24,048 = 13,377.36 : x
  2. Step 2: Convert to fraction form
    17,417.28/24,048 = 13,377.36/x
  3. Step 3: Cross multiply
    17,417.28x = 24,048 × 13,377.36
  4. Step 4: Simplify right side
    17,417.28x = 321,698,753.28
  5. Step 5: Solve for x
    x = 321,698,753.28/17,417.28
  6. Step 6: Final answer
    x = 18,470.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.