Home / 22,222.57-33,346.15-13,316.02

Finding the Fourth Proportional to 22,222.57, 33,346.15 and 13,316.02

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Solution

The fourth proportional to 22,222.57, 33,346.15 and 13,316.02 is: 19,981.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,222.57 : 33,346.15 = 13,316.02 : x
  2. Step 2: Convert to fraction form
    22,222.57/33,346.15 = 13,316.02/x
  3. Step 3: Cross multiply
    22,222.57x = 33,346.15 × 13,316.02
  4. Step 4: Simplify right side
    22,222.57x = 444,037,833.59
  5. Step 5: Solve for x
    x = 444,037,833.59/22,222.57
  6. Step 6: Final answer
    x = 19,981.39

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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.