Home / 55,921.92-77,174.72-35,795.84

Finding the Fourth Proportional to 55,921.92, 77,174.72 and 35,795.84

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Solution

The fourth proportional to 55,921.92, 77,174.72 and 35,795.84 is: 49,399.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,921.92 : 77,174.72 = 35,795.84 : x
  2. Step 2: Convert to fraction form
    55,921.92/77,174.72 = 35,795.84/x
  3. Step 3: Cross multiply
    55,921.92x = 77,174.72 × 35,795.84
  4. Step 4: Simplify right side
    55,921.92x = 2,762,533,929.16
  5. Step 5: Solve for x
    x = 2,762,533,929.16/55,921.92
  6. Step 6: Final answer
    x = 49,399.84

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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.