Home / 14,917.57-22,328.46-9,908.39

Finding the Fourth Proportional to 14,917.57, 22,328.46 and 9,908.39

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Solution

The fourth proportional to 14,917.57, 22,328.46 and 9,908.39 is: 14,830.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,917.57 : 22,328.46 = 9,908.39 : x
  2. Step 2: Convert to fraction form
    14,917.57/22,328.46 = 9,908.39/x
  3. Step 3: Cross multiply
    14,917.57x = 22,328.46 × 9,908.39
  4. Step 4: Simplify right side
    14,917.57x = 221,239,145.60
  5. Step 5: Solve for x
    x = 221,239,145.60/14,917.57
  6. Step 6: Final answer
    x = 14,830.78

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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.