Home / 17,423.78-26,127.43-6,755.13

Finding the Fourth Proportional to 17,423.78, 26,127.43 and 6,755.13

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Solution

The fourth proportional to 17,423.78, 26,127.43 and 6,755.13 is: 10,129.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,423.78 : 26,127.43 = 6,755.13 : x
  2. Step 2: Convert to fraction form
    17,423.78/26,127.43 = 6,755.13/x
  3. Step 3: Cross multiply
    17,423.78x = 26,127.43 × 6,755.13
  4. Step 4: Simplify right side
    17,423.78x = 176,494,186.22
  5. Step 5: Solve for x
    x = 176,494,186.22/17,423.78
  6. Step 6: Final answer
    x = 10,129.50

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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.