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Finding the Fourth Proportional to 43,703.78, 60,295.66 and 25,789.82

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Solution

The fourth proportional to 43,703.78, 60,295.66 and 25,789.82 is: 35,580.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,703.78 : 60,295.66 = 25,789.82 : x
  2. Step 2: Convert to fraction form
    43,703.78/60,295.66 = 25,789.82/x
  3. Step 3: Cross multiply
    43,703.78x = 60,295.66 × 25,789.82
  4. Step 4: Simplify right side
    43,703.78x = 1,555,013,852.23
  5. Step 5: Solve for x
    x = 1,555,013,852.23/43,703.78
  6. Step 6: Final answer
    x = 35,580.77

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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.