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Finding the Fourth Proportional to 51,993.88, 77,998.50 and 15,053.08

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Solution

The fourth proportional to 51,993.88, 77,998.50 and 15,053.08 is: 22,581.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,993.88 : 77,998.50 = 15,053.08 : x
  2. Step 2: Convert to fraction form
    51,993.88/77,998.50 = 15,053.08/x
  3. Step 3: Cross multiply
    51,993.88x = 77,998.50 × 15,053.08
  4. Step 4: Simplify right side
    51,993.88x = 1,174,117,660.38
  5. Step 5: Solve for x
    x = 1,174,117,660.38/51,993.88
  6. Step 6: Final answer
    x = 22,581.84

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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.