Home / 55,278.24-82,865.12-22,018.84

Finding the Fourth Proportional to 55,278.24, 82,865.12 and 22,018.84

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Solution

The fourth proportional to 55,278.24, 82,865.12 and 22,018.84 is: 33,007.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,278.24 : 82,865.12 = 22,018.84 : x
  2. Step 2: Convert to fraction form
    55,278.24/82,865.12 = 22,018.84/x
  3. Step 3: Cross multiply
    55,278.24x = 82,865.12 × 22,018.84
  4. Step 4: Simplify right side
    55,278.24x = 1,824,593,818.86
  5. Step 5: Solve for x
    x = 1,824,593,818.86/55,278.24
  6. Step 6: Final answer
    x = 33,007.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.