Home / 26,209.20-39,323.52-12,176.04

Finding the Fourth Proportional to 26,209.20, 39,323.52 and 12,176.04

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Solution

The fourth proportional to 26,209.20, 39,323.52 and 12,176.04 is: 18,268.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,209.20 : 39,323.52 = 12,176.04 : x
  2. Step 2: Convert to fraction form
    26,209.20/39,323.52 = 12,176.04/x
  3. Step 3: Cross multiply
    26,209.20x = 39,323.52 × 12,176.04
  4. Step 4: Simplify right side
    26,209.20x = 478,804,752.46
  5. Step 5: Solve for x
    x = 478,804,752.46/26,209.20
  6. Step 6: Final answer
    x = 18,268.58

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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.