Home / 17,920.43-26,877.30-4,773.93

Finding the Fourth Proportional to 17,920.43, 26,877.30 and 4,773.93

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Solution

The fourth proportional to 17,920.43, 26,877.30 and 4,773.93 is: 7,160.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,920.43 : 26,877.30 = 4,773.93 : x
  2. Step 2: Convert to fraction form
    17,920.43/26,877.30 = 4,773.93/x
  3. Step 3: Cross multiply
    17,920.43x = 26,877.30 × 4,773.93
  4. Step 4: Simplify right side
    17,920.43x = 128,310,348.79
  5. Step 5: Solve for x
    x = 128,310,348.79/17,920.43
  6. Step 6: Final answer
    x = 7,160.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.