Home / 55,673.36-83,604.12-55,243.28

Finding the Fourth Proportional to 55,673.36, 83,604.12 and 55,243.28

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Solution

The fourth proportional to 55,673.36, 83,604.12 and 55,243.28 is: 82,958.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,673.36 : 83,604.12 = 55,243.28 : x
  2. Step 2: Convert to fraction form
    55,673.36/83,604.12 = 55,243.28/x
  3. Step 3: Cross multiply
    55,673.36x = 83,604.12 × 55,243.28
  4. Step 4: Simplify right side
    55,673.36x = 4,618,565,810.31
  5. Step 5: Solve for x
    x = 4,618,565,810.31/55,673.36
  6. Step 6: Final answer
    x = 82,958.27

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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.