Home / 26,606.20-39,860.10-15,518.20

Finding the Fourth Proportional to 26,606.20, 39,860.10 and 15,518.20

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Solution

The fourth proportional to 26,606.20, 39,860.10 and 15,518.20 is: 23,248.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,606.20 : 39,860.10 = 15,518.20 : x
  2. Step 2: Convert to fraction form
    26,606.20/39,860.10 = 15,518.20/x
  3. Step 3: Cross multiply
    26,606.20x = 39,860.10 × 15,518.20
  4. Step 4: Simplify right side
    26,606.20x = 618,557,003.82
  5. Step 5: Solve for x
    x = 618,557,003.82/26,606.20
  6. Step 6: Final answer
    x = 23,248.60

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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.