Home / 26,429.22-39,649.91-15,345.18

Finding the Fourth Proportional to 26,429.22, 39,649.91 and 15,345.18

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Solution

The fourth proportional to 26,429.22, 39,649.91 and 15,345.18 is: 23,021.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,429.22 : 39,649.91 = 15,345.18 : x
  2. Step 2: Convert to fraction form
    26,429.22/39,649.91 = 15,345.18/x
  3. Step 3: Cross multiply
    26,429.22x = 39,649.91 × 15,345.18
  4. Step 4: Simplify right side
    26,429.22x = 608,434,929.21
  5. Step 5: Solve for x
    x = 608,434,929.21/26,429.22
  6. Step 6: Final answer
    x = 23,021.30

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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.