Home / 26,031.45-35,932.20-15,822.45

Finding the Fourth Proportional to 26,031.45, 35,932.20 and 15,822.45

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Solution

The fourth proportional to 26,031.45, 35,932.20 and 15,822.45 is: 21,840.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,031.45 : 35,932.20 = 15,822.45 : x
  2. Step 2: Convert to fraction form
    26,031.45/35,932.20 = 15,822.45/x
  3. Step 3: Cross multiply
    26,031.45x = 35,932.20 × 15,822.45
  4. Step 4: Simplify right side
    26,031.45x = 568,535,437.89
  5. Step 5: Solve for x
    x = 568,535,437.89/26,031.45
  6. Step 6: Final answer
    x = 21,840.33

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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.