Home / 26,011.66-35,893.92-15,399.46

Finding the Fourth Proportional to 26,011.66, 35,893.92 and 15,399.46

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Solution

The fourth proportional to 26,011.66, 35,893.92 and 15,399.46 is: 21,249.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,011.66 : 35,893.92 = 15,399.46 : x
  2. Step 2: Convert to fraction form
    26,011.66/35,893.92 = 15,399.46/x
  3. Step 3: Cross multiply
    26,011.66x = 35,893.92 × 15,399.46
  4. Step 4: Simplify right side
    26,011.66x = 552,746,985.28
  5. Step 5: Solve for x
    x = 552,746,985.28/26,011.66
  6. Step 6: Final answer
    x = 21,249.97

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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.