Home / 47,678.87-65,796.65-26,168.97

Finding the Fourth Proportional to 47,678.87, 65,796.65 and 26,168.97

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Solution

The fourth proportional to 47,678.87, 65,796.65 and 26,168.97 is: 36,113.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,678.87 : 65,796.65 = 26,168.97 : x
  2. Step 2: Convert to fraction form
    47,678.87/65,796.65 = 26,168.97/x
  3. Step 3: Cross multiply
    47,678.87x = 65,796.65 × 26,168.97
  4. Step 4: Simplify right side
    47,678.87x = 1,721,830,429.11
  5. Step 5: Solve for x
    x = 1,721,830,429.11/47,678.87
  6. Step 6: Final answer
    x = 36,113.08

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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.