Home / 26,143.76-36,067.28-16,068.98

Finding the Fourth Proportional to 26,143.76, 36,067.28 and 16,068.98

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Solution

The fourth proportional to 26,143.76, 36,067.28 and 16,068.98 is: 22,168.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,143.76 : 36,067.28 = 16,068.98 : x
  2. Step 2: Convert to fraction form
    26,143.76/36,067.28 = 16,068.98/x
  3. Step 3: Cross multiply
    26,143.76x = 36,067.28 × 16,068.98
  4. Step 4: Simplify right side
    26,143.76x = 579,564,410.80
  5. Step 5: Solve for x
    x = 579,564,410.80/26,143.76
  6. Step 6: Final answer
    x = 22,168.36

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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.