Home / 26,315.99-39,475.35-13,163.92

Finding the Fourth Proportional to 26,315.99, 39,475.35 and 13,163.92

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Solution

The fourth proportional to 26,315.99, 39,475.35 and 13,163.92 is: 19,746.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,315.99 : 39,475.35 = 13,163.92 : x
  2. Step 2: Convert to fraction form
    26,315.99/39,475.35 = 13,163.92/x
  3. Step 3: Cross multiply
    26,315.99x = 39,475.35 × 13,163.92
  4. Step 4: Simplify right side
    26,315.99x = 519,650,250.68
  5. Step 5: Solve for x
    x = 519,650,250.68/26,315.99
  6. Step 6: Final answer
    x = 19,746.56

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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.