Home / 55,673.19-83,508.60-13,553.49

Finding the Fourth Proportional to 55,673.19, 83,508.60 and 13,553.49

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Solution

The fourth proportional to 55,673.19, 83,508.60 and 13,553.49 is: 20,329.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,673.19 : 83,508.60 = 13,553.49 : x
  2. Step 2: Convert to fraction form
    55,673.19/83,508.60 = 13,553.49/x
  3. Step 3: Cross multiply
    55,673.19x = 83,508.60 × 13,553.49
  4. Step 4: Simplify right side
    55,673.19x = 1,131,832,975.01
  5. Step 5: Solve for x
    x = 1,131,832,975.01/55,673.19
  6. Step 6: Final answer
    x = 20,329.95

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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.