Home / 17,740.90-26,616.56-5,261.26

Finding the Fourth Proportional to 17,740.90, 26,616.56 and 5,261.26

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Solution

The fourth proportional to 17,740.90, 26,616.56 and 5,261.26 is: 7,893.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,740.90 : 26,616.56 = 5,261.26 : x
  2. Step 2: Convert to fraction form
    17,740.90/26,616.56 = 5,261.26/x
  3. Step 3: Cross multiply
    17,740.90x = 26,616.56 × 5,261.26
  4. Step 4: Simplify right side
    17,740.90x = 140,036,642.47
  5. Step 5: Solve for x
    x = 140,036,642.47/17,740.90
  6. Step 6: Final answer
    x = 7,893.44

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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.