Home / 22,004.40-33,011.46-10,917.12

Finding the Fourth Proportional to 22,004.40, 33,011.46 and 10,917.12

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Solution

The fourth proportional to 22,004.40, 33,011.46 and 10,917.12 is: 16,378.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,004.40 : 33,011.46 = 10,917.12 : x
  2. Step 2: Convert to fraction form
    22,004.40/33,011.46 = 10,917.12/x
  3. Step 3: Cross multiply
    22,004.40x = 33,011.46 × 10,917.12
  4. Step 4: Simplify right side
    22,004.40x = 360,390,070.20
  5. Step 5: Solve for x
    x = 360,390,070.20/22,004.40
  6. Step 6: Final answer
    x = 16,378.09

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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.