Home / 26,574.75-39,869.01-11,780.10

Finding the Fourth Proportional to 26,574.75, 39,869.01 and 11,780.10

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Solution

The fourth proportional to 26,574.75, 39,869.01 and 11,780.10 is: 17,673.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,574.75 : 39,869.01 = 11,780.10 : x
  2. Step 2: Convert to fraction form
    26,574.75/39,869.01 = 11,780.10/x
  3. Step 3: Cross multiply
    26,574.75x = 39,869.01 × 11,780.10
  4. Step 4: Simplify right side
    26,574.75x = 469,660,924.70
  5. Step 5: Solve for x
    x = 469,660,924.70/26,574.75
  6. Step 6: Final answer
    x = 17,673.20

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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.