Home / 15,965.39-22,032.27-9,252.31

Finding the Fourth Proportional to 15,965.39, 22,032.27 and 9,252.31

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Solution

The fourth proportional to 15,965.39, 22,032.27 and 9,252.31 is: 12,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,965.39 : 22,032.27 = 9,252.31 : x
  2. Step 2: Convert to fraction form
    15,965.39/22,032.27 = 9,252.31/x
  3. Step 3: Cross multiply
    15,965.39x = 22,032.27 × 9,252.31
  4. Step 4: Simplify right side
    15,965.39x = 203,849,235.62
  5. Step 5: Solve for x
    x = 203,849,235.62/15,965.39
  6. Step 6: Final answer
    x = 12,768.20

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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.