Home / 39,826.49-59,745.90-13,525.08

Finding the Fourth Proportional to 39,826.49, 59,745.90 and 13,525.08

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Solution

The fourth proportional to 39,826.49, 59,745.90 and 13,525.08 is: 20,289.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,826.49 : 59,745.90 = 13,525.08 : x
  2. Step 2: Convert to fraction form
    39,826.49/59,745.90 = 13,525.08/x
  3. Step 3: Cross multiply
    39,826.49x = 59,745.90 × 13,525.08
  4. Step 4: Simplify right side
    39,826.49x = 808,067,903.84
  5. Step 5: Solve for x
    x = 808,067,903.84/39,826.49
  6. Step 6: Final answer
    x = 20,289.71

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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.