Home / 26,018.96-39,012.62-10,205.04

Finding the Fourth Proportional to 26,018.96, 39,012.62 and 10,205.04

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Solution

The fourth proportional to 26,018.96, 39,012.62 and 10,205.04 is: 15,301.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,018.96 : 39,012.62 = 10,205.04 : x
  2. Step 2: Convert to fraction form
    26,018.96/39,012.62 = 10,205.04/x
  3. Step 3: Cross multiply
    26,018.96x = 39,012.62 × 10,205.04
  4. Step 4: Simplify right side
    26,018.96x = 398,125,347.60
  5. Step 5: Solve for x
    x = 398,125,347.60/26,018.96
  6. Step 6: Final answer
    x = 15,301.36

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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.