Home / 55,477.36-83,265.47-25,911.85

Finding the Fourth Proportional to 55,477.36, 83,265.47 and 25,911.85

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Solution

The fourth proportional to 55,477.36, 83,265.47 and 25,911.85 is: 38,890.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,477.36 : 83,265.47 = 25,911.85 : x
  2. Step 2: Convert to fraction form
    55,477.36/83,265.47 = 25,911.85/x
  3. Step 3: Cross multiply
    55,477.36x = 83,265.47 × 25,911.85
  4. Step 4: Simplify right side
    55,477.36x = 2,157,562,284.39
  5. Step 5: Solve for x
    x = 2,157,562,284.39/55,477.36
  6. Step 6: Final answer
    x = 38,890.86

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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.