Home / 27,006.88-40,437.64-17,623.60

Finding the Fourth Proportional to 27,006.88, 40,437.64 and 17,623.60

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Solution

The fourth proportional to 27,006.88, 40,437.64 and 17,623.60 is: 26,387.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,006.88 : 40,437.64 = 17,623.60 : x
  2. Step 2: Convert to fraction form
    27,006.88/40,437.64 = 17,623.60/x
  3. Step 3: Cross multiply
    27,006.88x = 40,437.64 × 17,623.60
  4. Step 4: Simplify right side
    27,006.88x = 712,656,792.30
  5. Step 5: Solve for x
    x = 712,656,792.30/27,006.88
  6. Step 6: Final answer
    x = 26,387.97

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1.5x scale

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.