Home / 55,816.38-77,026.70-30,322.85

Finding the Fourth Proportional to 55,816.38, 77,026.70 and 30,322.85

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Solution

The fourth proportional to 55,816.38, 77,026.70 and 30,322.85 is: 41,845.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,816.38 : 77,026.70 = 30,322.85 : x
  2. Step 2: Convert to fraction form
    55,816.38/77,026.70 = 30,322.85/x
  3. Step 3: Cross multiply
    55,816.38x = 77,026.70 × 30,322.85
  4. Step 4: Simplify right side
    55,816.38x = 2,335,668,760.77
  5. Step 5: Solve for x
    x = 2,335,668,760.77/55,816.38
  6. Step 6: Final answer
    x = 41,845.58

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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.