Home / 55,518.84-83,219.76-23,921.46

Finding the Fourth Proportional to 55,518.84, 83,219.76 and 23,921.46

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Solution

The fourth proportional to 55,518.84, 83,219.76 and 23,921.46 is: 35,856.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,518.84 : 83,219.76 = 23,921.46 : x
  2. Step 2: Convert to fraction form
    55,518.84/83,219.76 = 23,921.46/x
  3. Step 3: Cross multiply
    55,518.84x = 83,219.76 × 23,921.46
  4. Step 4: Simplify right side
    55,518.84x = 1,990,738,160.05
  5. Step 5: Solve for x
    x = 1,990,738,160.05/55,518.84
  6. Step 6: Final answer
    x = 35,856.98

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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.