Home / 16,259.83-22,441.14-9,888.44

Finding the Fourth Proportional to 16,259.83, 22,441.14 and 9,888.44

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Solution

The fourth proportional to 16,259.83, 22,441.14 and 9,888.44 is: 13,647.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,259.83 : 22,441.14 = 9,888.44 : x
  2. Step 2: Convert to fraction form
    16,259.83/22,441.14 = 9,888.44/x
  3. Step 3: Cross multiply
    16,259.83x = 22,441.14 × 9,888.44
  4. Step 4: Simplify right side
    16,259.83x = 221,907,866.42
  5. Step 5: Solve for x
    x = 221,907,866.42/16,259.83
  6. Step 6: Final answer
    x = 13,647.61

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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.