Home / 17,865.90-26,799.03-6,769.60

Finding the Fourth Proportional to 17,865.90, 26,799.03 and 6,769.60

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Solution

The fourth proportional to 17,865.90, 26,799.03 and 6,769.60 is: 10,154.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,865.90 : 26,799.03 = 6,769.60 : x
  2. Step 2: Convert to fraction form
    17,865.90/26,799.03 = 6,769.60/x
  3. Step 3: Cross multiply
    17,865.90x = 26,799.03 × 6,769.60
  4. Step 4: Simplify right side
    17,865.90x = 181,418,646.49
  5. Step 5: Solve for x
    x = 181,418,646.49/17,865.90
  6. Step 6: Final answer
    x = 10,154.46

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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.