Home / 47,621.50-65,714.24-26,107.80

Finding the Fourth Proportional to 47,621.50, 65,714.24 and 26,107.80

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Solution

The fourth proportional to 47,621.50, 65,714.24 and 26,107.80 is: 36,026.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,621.50 : 65,714.24 = 26,107.80 : x
  2. Step 2: Convert to fraction form
    47,621.50/65,714.24 = 26,107.80/x
  3. Step 3: Cross multiply
    47,621.50x = 65,714.24 × 26,107.80
  4. Step 4: Simplify right side
    47,621.50x = 1,715,654,235.07
  5. Step 5: Solve for x
    x = 1,715,654,235.07/47,621.50
  6. Step 6: Final answer
    x = 36,026.88

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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.