Home / 26,029.20-38,985.48-15,619.44

Finding the Fourth Proportional to 26,029.20, 38,985.48 and 15,619.44

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Solution

The fourth proportional to 26,029.20, 38,985.48 and 15,619.44 is: 23,394.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,029.20 : 38,985.48 = 15,619.44 : x
  2. Step 2: Convert to fraction form
    26,029.20/38,985.48 = 15,619.44/x
  3. Step 3: Cross multiply
    26,029.20x = 38,985.48 × 15,619.44
  4. Step 4: Simplify right side
    26,029.20x = 608,931,365.73
  5. Step 5: Solve for x
    x = 608,931,365.73/26,029.20
  6. Step 6: Final answer
    x = 23,394.16

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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.