Home / 26,276.49-36,252.06-20,228.58

Finding the Fourth Proportional to 26,276.49, 36,252.06 and 20,228.58

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Solution

The fourth proportional to 26,276.49, 36,252.06 and 20,228.58 is: 27,908.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,276.49 : 36,252.06 = 20,228.58 : x
  2. Step 2: Convert to fraction form
    26,276.49/36,252.06 = 20,228.58/x
  3. Step 3: Cross multiply
    26,276.49x = 36,252.06 × 20,228.58
  4. Step 4: Simplify right side
    26,276.49x = 733,327,695.87
  5. Step 5: Solve for x
    x = 733,327,695.87/26,276.49
  6. Step 6: Final answer
    x = 27,908.13

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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.