Home / 63,026.21-86,976.17-34,731.90

Finding the Fourth Proportional to 63,026.21, 86,976.17 and 34,731.90

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Solution

The fourth proportional to 63,026.21, 86,976.17 and 34,731.90 is: 47,930.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,026.21 : 86,976.17 = 34,731.90 : x
  2. Step 2: Convert to fraction form
    63,026.21/86,976.17 = 34,731.90/x
  3. Step 3: Cross multiply
    63,026.21x = 86,976.17 × 34,731.90
  4. Step 4: Simplify right side
    63,026.21x = 3,020,847,465.16
  5. Step 5: Solve for x
    x = 3,020,847,465.16/63,026.21
  6. Step 6: Final answer
    x = 47,930.02

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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.