Home / 22,158.99-33,244.74-9,020.79

Finding the Fourth Proportional to 22,158.99, 33,244.74 and 9,020.79

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Solution

The fourth proportional to 22,158.99, 33,244.74 and 9,020.79 is: 13,533.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,158.99 : 33,244.74 = 9,020.79 : x
  2. Step 2: Convert to fraction form
    22,158.99/33,244.74 = 9,020.79/x
  3. Step 3: Cross multiply
    22,158.99x = 33,244.74 × 9,020.79
  4. Step 4: Simplify right side
    22,158.99x = 299,893,818.14
  5. Step 5: Solve for x
    x = 299,893,818.14/22,158.99
  6. Step 6: Final answer
    x = 13,533.73

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Double scale
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Similar ratio
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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.