Home / 27,156.48-37,260.80-26,690.56

Finding the Fourth Proportional to 27,156.48, 37,260.80 and 26,690.56

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Solution

The fourth proportional to 27,156.48, 37,260.80 and 26,690.56 is: 36,621.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,156.48 : 37,260.80 = 26,690.56 : x
  2. Step 2: Convert to fraction form
    27,156.48/37,260.80 = 26,690.56/x
  3. Step 3: Cross multiply
    27,156.48x = 37,260.80 × 26,690.56
  4. Step 4: Simplify right side
    27,156.48x = 994,511,618.05
  5. Step 5: Solve for x
    x = 994,511,618.05/27,156.48
  6. Step 6: Final answer
    x = 36,621.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.