Home / 26,885.38-37,103.91-16,130.66

Finding the Fourth Proportional to 26,885.38, 37,103.91 and 16,130.66

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Solution

The fourth proportional to 26,885.38, 37,103.91 and 16,130.66 is: 22,261.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,885.38 : 37,103.91 = 16,130.66 : x
  2. Step 2: Convert to fraction form
    26,885.38/37,103.91 = 16,130.66/x
  3. Step 3: Cross multiply
    26,885.38x = 37,103.91 × 16,130.66
  4. Step 4: Simplify right side
    26,885.38x = 598,510,476.23
  5. Step 5: Solve for x
    x = 598,510,476.23/26,885.38
  6. Step 6: Final answer
    x = 22,261.56

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Half scale
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Double scale
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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.