Home / 26,033.04-39,043.65-11,979.57

Finding the Fourth Proportional to 26,033.04, 39,043.65 and 11,979.57

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Solution

The fourth proportional to 26,033.04, 39,043.65 and 11,979.57 is: 17,966.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,033.04 : 39,043.65 = 11,979.57 : x
  2. Step 2: Convert to fraction form
    26,033.04/39,043.65 = 11,979.57/x
  3. Step 3: Cross multiply
    26,033.04x = 39,043.65 × 11,979.57
  4. Step 4: Simplify right side
    26,033.04x = 467,726,138.23
  5. Step 5: Solve for x
    x = 467,726,138.23/26,033.04
  6. Step 6: Final answer
    x = 17,966.64

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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.