Home / 55,776.14-76,948.81-35,627.79

Finding the Fourth Proportional to 55,776.14, 76,948.81 and 35,627.79

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Solution

The fourth proportional to 55,776.14, 76,948.81 and 35,627.79 is: 49,152.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,776.14 : 76,948.81 = 35,627.79 : x
  2. Step 2: Convert to fraction form
    55,776.14/76,948.81 = 35,627.79/x
  3. Step 3: Cross multiply
    55,776.14x = 76,948.81 × 35,627.79
  4. Step 4: Simplify right side
    55,776.14x = 2,741,515,954.36
  5. Step 5: Solve for x
    x = 2,741,515,954.36/55,776.14
  6. Step 6: Final answer
    x = 49,152.13

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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.