Home / 16,342.39-22,551.67-9,269.47

Finding the Fourth Proportional to 16,342.39, 22,551.67 and 9,269.47

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Solution

The fourth proportional to 16,342.39, 22,551.67 and 9,269.47 is: 12,791.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,342.39 : 22,551.67 = 9,269.47 : x
  2. Step 2: Convert to fraction form
    16,342.39/22,551.67 = 9,269.47/x
  3. Step 3: Cross multiply
    16,342.39x = 22,551.67 × 9,269.47
  4. Step 4: Simplify right side
    16,342.39x = 209,042,028.51
  5. Step 5: Solve for x
    x = 209,042,028.51/16,342.39
  6. Step 6: Final answer
    x = 12,791.40

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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.