Home / 55,808.40-83,712.60-33,610.35

Finding the Fourth Proportional to 55,808.40, 83,712.60 and 33,610.35

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Solution

The fourth proportional to 55,808.40, 83,712.60 and 33,610.35 is: 50,415.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,808.40 : 83,712.60 = 33,610.35 : x
  2. Step 2: Convert to fraction form
    55,808.40/83,712.60 = 33,610.35/x
  3. Step 3: Cross multiply
    55,808.40x = 83,712.60 × 33,610.35
  4. Step 4: Simplify right side
    55,808.40x = 2,813,609,785.41
  5. Step 5: Solve for x
    x = 2,813,609,785.41/55,808.40
  6. Step 6: Final answer
    x = 50,415.53

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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.