Home / 26,127.84-36,031.86-20,150.04

Finding the Fourth Proportional to 26,127.84, 36,031.86 and 20,150.04

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Solution

The fourth proportional to 26,127.84, 36,031.86 and 20,150.04 is: 27,788.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,127.84 : 36,031.86 = 20,150.04 : x
  2. Step 2: Convert to fraction form
    26,127.84/36,031.86 = 20,150.04/x
  3. Step 3: Cross multiply
    26,127.84x = 36,031.86 × 20,150.04
  4. Step 4: Simplify right side
    26,127.84x = 726,043,420.27
  5. Step 5: Solve for x
    x = 726,043,420.27/26,127.84
  6. Step 6: Final answer
    x = 27,788.11

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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.