Home / 26,102.12-39,153.04-6,380.76

Finding the Fourth Proportional to 26,102.12, 39,153.04 and 6,380.76

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Solution

The fourth proportional to 26,102.12, 39,153.04 and 6,380.76 is: 9,571.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,102.12 : 39,153.04 = 6,380.76 : x
  2. Step 2: Convert to fraction form
    26,102.12/39,153.04 = 6,380.76/x
  3. Step 3: Cross multiply
    26,102.12x = 39,153.04 × 6,380.76
  4. Step 4: Simplify right side
    26,102.12x = 249,826,151.51
  5. Step 5: Solve for x
    x = 249,826,151.51/26,102.12
  6. Step 6: Final answer
    x = 9,571.11

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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.