Home / 55,618.01-76,758.35-31,748.27

Finding the Fourth Proportional to 55,618.01, 76,758.35 and 31,748.27

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Solution

The fourth proportional to 55,618.01, 76,758.35 and 31,748.27 is: 43,815.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,618.01 : 76,758.35 = 31,748.27 : x
  2. Step 2: Convert to fraction form
    55,618.01/76,758.35 = 31,748.27/x
  3. Step 3: Cross multiply
    55,618.01x = 76,758.35 × 31,748.27
  4. Step 4: Simplify right side
    55,618.01x = 2,436,944,278.02
  5. Step 5: Solve for x
    x = 2,436,944,278.02/55,618.01
  6. Step 6: Final answer
    x = 43,815.74

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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.