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Finding the Fourth Proportional to 63,026.61, 86,976.30 and 34,732.32

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Solution

The fourth proportional to 63,026.61, 86,976.30 and 34,732.32 is: 47,930.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,026.61 : 86,976.30 = 34,732.32 : x
  2. Step 2: Convert to fraction form
    63,026.61/86,976.30 = 34,732.32/x
  3. Step 3: Cross multiply
    63,026.61x = 86,976.30 × 34,732.32
  4. Step 4: Simplify right side
    63,026.61x = 3,020,888,249.13
  5. Step 5: Solve for x
    x = 3,020,888,249.13/63,026.61
  6. Step 6: Final answer
    x = 47,930.37

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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.