Home / 39,352.41-59,063.25-20,645.82

Finding the Fourth Proportional to 39,352.41, 59,063.25 and 20,645.82

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Solution

The fourth proportional to 39,352.41, 59,063.25 and 20,645.82 is: 30,986.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,352.41 : 59,063.25 = 20,645.82 : x
  2. Step 2: Convert to fraction form
    39,352.41/59,063.25 = 20,645.82/x
  3. Step 3: Cross multiply
    39,352.41x = 59,063.25 × 20,645.82
  4. Step 4: Simplify right side
    39,352.41x = 1,219,409,228.12
  5. Step 5: Solve for x
    x = 1,219,409,228.12/39,352.41
  6. Step 6: Final answer
    x = 30,986.90

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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.