Home / 27,658.66-38,173.62-16,330.99

Finding the Fourth Proportional to 27,658.66, 38,173.62 and 16,330.99

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Solution

The fourth proportional to 27,658.66, 38,173.62 and 16,330.99 is: 22,539.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,658.66 : 38,173.62 = 16,330.99 : x
  2. Step 2: Convert to fraction form
    27,658.66/38,173.62 = 16,330.99/x
  3. Step 3: Cross multiply
    27,658.66x = 38,173.62 × 16,330.99
  4. Step 4: Simplify right side
    27,658.66x = 623,413,006.48
  5. Step 5: Solve for x
    x = 623,413,006.48/27,658.66
  6. Step 6: Final answer
    x = 22,539.52

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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.