Home / 55,746.39-76,930.06-30,252.75

Finding the Fourth Proportional to 55,746.39, 76,930.06 and 30,252.75

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Solution

The fourth proportional to 55,746.39, 76,930.06 and 30,252.75 is: 41,748.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,746.39 : 76,930.06 = 30,252.75 : x
  2. Step 2: Convert to fraction form
    55,746.39/76,930.06 = 30,252.75/x
  3. Step 3: Cross multiply
    55,746.39x = 76,930.06 × 30,252.75
  4. Step 4: Simplify right side
    55,746.39x = 2,327,345,872.67
  5. Step 5: Solve for x
    x = 2,327,345,872.67/55,746.39
  6. Step 6: Final answer
    x = 41,748.82

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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.