Home / 16,261.44-22,441.20-9,970.08

Finding the Fourth Proportional to 16,261.44, 22,441.20 and 9,970.08

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Solution

The fourth proportional to 16,261.44, 22,441.20 and 9,970.08 is: 13,758.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,261.44 : 22,441.20 = 9,970.08 : x
  2. Step 2: Convert to fraction form
    16,261.44/22,441.20 = 9,970.08/x
  3. Step 3: Cross multiply
    16,261.44x = 22,441.20 × 9,970.08
  4. Step 4: Simplify right side
    16,261.44x = 223,740,559.30
  5. Step 5: Solve for x
    x = 223,740,559.30/16,261.44
  6. Step 6: Final answer
    x = 13,758.96

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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.