Home / 17,459.64-26,180.82-9,138.36

Finding the Fourth Proportional to 17,459.64, 26,180.82 and 9,138.36

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Solution

The fourth proportional to 17,459.64, 26,180.82 and 9,138.36 is: 13,703.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,459.64 : 26,180.82 = 9,138.36 : x
  2. Step 2: Convert to fraction form
    17,459.64/26,180.82 = 9,138.36/x
  3. Step 3: Cross multiply
    17,459.64x = 26,180.82 × 9,138.36
  4. Step 4: Simplify right side
    17,459.64x = 239,249,758.26
  5. Step 5: Solve for x
    x = 239,249,758.26/17,459.64
  6. Step 6: Final answer
    x = 13,703.02

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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.