Home / 55,746.90-76,930.78-30,253.27

Finding the Fourth Proportional to 55,746.90, 76,930.78 and 30,253.27

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Solution

The fourth proportional to 55,746.90, 76,930.78 and 30,253.27 is: 41,749.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,746.90 : 76,930.78 = 30,253.27 : x
  2. Step 2: Convert to fraction form
    55,746.90/76,930.78 = 30,253.27/x
  3. Step 3: Cross multiply
    55,746.90x = 76,930.78 × 30,253.27
  4. Step 4: Simplify right side
    55,746.90x = 2,327,407,680.40
  5. Step 5: Solve for x
    x = 2,327,407,680.40/55,746.90
  6. Step 6: Final answer
    x = 41,749.54

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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.