Home / 17,637.81-24,340.62-9,679.96

Finding the Fourth Proportional to 17,637.81, 24,340.62 and 9,679.96

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Solution

The fourth proportional to 17,637.81, 24,340.62 and 9,679.96 is: 13,358.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,637.81 : 24,340.62 = 9,679.96 : x
  2. Step 2: Convert to fraction form
    17,637.81/24,340.62 = 9,679.96/x
  3. Step 3: Cross multiply
    17,637.81x = 24,340.62 × 9,679.96
  4. Step 4: Simplify right side
    17,637.81x = 235,616,227.98
  5. Step 5: Solve for x
    x = 235,616,227.98/17,637.81
  6. Step 6: Final answer
    x = 13,358.59

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1.5x scale

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.