Home / 47,712.06-65,841.39-26,490.78

Finding the Fourth Proportional to 47,712.06, 65,841.39 and 26,490.78

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Solution

The fourth proportional to 47,712.06, 65,841.39 and 26,490.78 is: 36,556.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,712.06 : 65,841.39 = 26,490.78 : x
  2. Step 2: Convert to fraction form
    47,712.06/65,841.39 = 26,490.78/x
  3. Step 3: Cross multiply
    47,712.06x = 65,841.39 × 26,490.78
  4. Step 4: Simplify right side
    47,712.06x = 1,744,189,777.38
  5. Step 5: Solve for x
    x = 1,744,189,777.38/47,712.06
  6. Step 6: Final answer
    x = 36,556.58

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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.