Home / 22,077.45-33,117.21-7,287.66

Finding the Fourth Proportional to 22,077.45, 33,117.21 and 7,287.66

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Solution

The fourth proportional to 22,077.45, 33,117.21 and 7,287.66 is: 10,931.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,077.45 : 33,117.21 = 7,287.66 : x
  2. Step 2: Convert to fraction form
    22,077.45/33,117.21 = 7,287.66/x
  3. Step 3: Cross multiply
    22,077.45x = 33,117.21 × 7,287.66
  4. Step 4: Simplify right side
    22,077.45x = 241,346,966.63
  5. Step 5: Solve for x
    x = 241,346,966.63/22,077.45
  6. Step 6: Final answer
    x = 10,931.83

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Double scale
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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.