Home / 9,949.60-14,924.40-8,826.40

Finding the Fourth Proportional to 9,949.60, 14,924.40 and 8,826.40

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Solution

The fourth proportional to 9,949.60, 14,924.40 and 8,826.40 is: 13,239.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,949.60 : 14,924.40 = 8,826.40 : x
  2. Step 2: Convert to fraction form
    9,949.60/14,924.40 = 8,826.40/x
  3. Step 3: Cross multiply
    9,949.60x = 14,924.40 × 8,826.40
  4. Step 4: Simplify right side
    9,949.60x = 131,728,724.16
  5. Step 5: Solve for x
    x = 131,728,724.16/9,949.60
  6. Step 6: Final answer
    x = 13,239.60

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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.