Home / 16,147.80-22,284.36-9,074.16

Finding the Fourth Proportional to 16,147.80, 22,284.36 and 9,074.16

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Solution

The fourth proportional to 16,147.80, 22,284.36 and 9,074.16 is: 12,522.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,147.80 : 22,284.36 = 9,074.16 : x
  2. Step 2: Convert to fraction form
    16,147.80/22,284.36 = 9,074.16/x
  3. Step 3: Cross multiply
    16,147.80x = 22,284.36 × 9,074.16
  4. Step 4: Simplify right side
    16,147.80x = 202,211,848.14
  5. Step 5: Solve for x
    x = 202,211,848.14/16,147.80
  6. Step 6: Final answer
    x = 12,522.56

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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.