Home / 27,784.48-38,330.40-16,600

Finding the Fourth Proportional to 27,784.48, 38,330.40 and 16,600

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Solution

The fourth proportional to 27,784.48, 38,330.40 and 16,600 is: 22,900.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,784.48 : 38,330.40 = 16,600 : x
  2. Step 2: Convert to fraction form
    27,784.48/38,330.40 = 16,600/x
  3. Step 3: Cross multiply
    27,784.48x = 38,330.40 × 16,600
  4. Step 4: Simplify right side
    27,784.48x = 636,284,640
  5. Step 5: Solve for x
    x = 636,284,640/27,784.48
  6. Step 6: Final answer
    x = 22,900.72

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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.