Home / 26,011.80-35,896.59-15,799.86

Finding the Fourth Proportional to 26,011.80, 35,896.59 and 15,799.86

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Solution

The fourth proportional to 26,011.80, 35,896.59 and 15,799.86 is: 21,803.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,011.80 : 35,896.59 = 15,799.86 : x
  2. Step 2: Convert to fraction form
    26,011.80/35,896.59 = 15,799.86/x
  3. Step 3: Cross multiply
    26,011.80x = 35,896.59 × 15,799.86
  4. Step 4: Simplify right side
    26,011.80x = 567,161,096.48
  5. Step 5: Solve for x
    x = 567,161,096.48/26,011.80
  6. Step 6: Final answer
    x = 21,803.99

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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.