Home / 55,981.44-84,021.12-22,719.60

Finding the Fourth Proportional to 55,981.44, 84,021.12 and 22,719.60

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Solution

The fourth proportional to 55,981.44, 84,021.12 and 22,719.60 is: 34,099.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,981.44 : 84,021.12 = 22,719.60 : x
  2. Step 2: Convert to fraction form
    55,981.44/84,021.12 = 22,719.60/x
  3. Step 3: Cross multiply
    55,981.44x = 84,021.12 × 22,719.60
  4. Step 4: Simplify right side
    55,981.44x = 1,908,926,237.95
  5. Step 5: Solve for x
    x = 1,908,926,237.95/55,981.44
  6. Step 6: Final answer
    x = 34,099.27

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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.