Home / 22,034.77-30,384.73-15,654.70

Finding the Fourth Proportional to 22,034.77, 30,384.73 and 15,654.70

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Solution

The fourth proportional to 22,034.77, 30,384.73 and 15,654.70 is: 21,586.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,034.77 : 30,384.73 = 15,654.70 : x
  2. Step 2: Convert to fraction form
    22,034.77/30,384.73 = 15,654.70/x
  3. Step 3: Cross multiply
    22,034.77x = 30,384.73 × 15,654.70
  4. Step 4: Simplify right side
    22,034.77x = 475,663,754.46
  5. Step 5: Solve for x
    x = 475,663,754.46/22,034.77
  6. Step 6: Final answer
    x = 21,586.97

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.