Home / 55,455.11-83,147.14-23,425.49

Finding the Fourth Proportional to 55,455.11, 83,147.14 and 23,425.49

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Solution

The fourth proportional to 55,455.11, 83,147.14 and 23,425.49 is: 35,123.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,455.11 : 83,147.14 = 23,425.49 : x
  2. Step 2: Convert to fraction form
    55,455.11/83,147.14 = 23,425.49/x
  3. Step 3: Cross multiply
    55,455.11x = 83,147.14 × 23,425.49
  4. Step 4: Simplify right side
    55,455.11x = 1,947,762,266.05
  5. Step 5: Solve for x
    x = 1,947,762,266.05/55,455.11
  6. Step 6: Final answer
    x = 35,123.22

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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.