Home / 14,928.42-22,344.75-9,919.29

Finding the Fourth Proportional to 14,928.42, 22,344.75 and 9,919.29

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Solution

The fourth proportional to 14,928.42, 22,344.75 and 9,919.29 is: 14,847.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,928.42 : 22,344.75 = 9,919.29 : x
  2. Step 2: Convert to fraction form
    14,928.42/22,344.75 = 9,919.29/x
  3. Step 3: Cross multiply
    14,928.42x = 22,344.75 × 9,919.29
  4. Step 4: Simplify right side
    14,928.42x = 221,644,055.23
  5. Step 5: Solve for x
    x = 221,644,055.23/14,928.42
  6. Step 6: Final answer
    x = 14,847.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.