Home / 26,009.24-35,929.50-20,697.26

Finding the Fourth Proportional to 26,009.24, 35,929.50 and 20,697.26

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Solution

The fourth proportional to 26,009.24, 35,929.50 and 20,697.26 is: 28,591.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,009.24 : 35,929.50 = 20,697.26 : x
  2. Step 2: Convert to fraction form
    26,009.24/35,929.50 = 20,697.26/x
  3. Step 3: Cross multiply
    26,009.24x = 35,929.50 × 20,697.26
  4. Step 4: Simplify right side
    26,009.24x = 743,642,215.38
  5. Step 5: Solve for x
    x = 743,642,215.38/26,009.24
  6. Step 6: Final answer
    x = 28,591.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.