Home / 26,553.68-36,631.32-15,941.36

Finding the Fourth Proportional to 26,553.68, 36,631.32 and 15,941.36

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Solution

The fourth proportional to 26,553.68, 36,631.32 and 15,941.36 is: 21,991.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,553.68 : 36,631.32 = 15,941.36 : x
  2. Step 2: Convert to fraction form
    26,553.68/36,631.32 = 15,941.36/x
  3. Step 3: Cross multiply
    26,553.68x = 36,631.32 × 15,941.36
  4. Step 4: Simplify right side
    26,553.68x = 583,953,059.40
  5. Step 5: Solve for x
    x = 583,953,059.40/26,553.68
  6. Step 6: Final answer
    x = 21,991.42

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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.