Home / 16,304.90-22,501.28-9,231.17

Finding the Fourth Proportional to 16,304.90, 22,501.28 and 9,231.17

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Solution

The fourth proportional to 16,304.90, 22,501.28 and 9,231.17 is: 12,739.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,304.90 : 22,501.28 = 9,231.17 : x
  2. Step 2: Convert to fraction form
    16,304.90/22,501.28 = 9,231.17/x
  3. Step 3: Cross multiply
    16,304.90x = 22,501.28 × 9,231.17
  4. Step 4: Simplify right side
    16,304.90x = 207,713,051.47
  5. Step 5: Solve for x
    x = 207,713,051.47/16,304.90
  6. Step 6: Final answer
    x = 12,739.31

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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.