Home / 17,349.78-26,001.87-6,949.38

Finding the Fourth Proportional to 17,349.78, 26,001.87 and 6,949.38

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Solution

The fourth proportional to 17,349.78, 26,001.87 and 6,949.38 is: 10,414.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,349.78 : 26,001.87 = 6,949.38 : x
  2. Step 2: Convert to fraction form
    17,349.78/26,001.87 = 6,949.38/x
  3. Step 3: Cross multiply
    17,349.78x = 26,001.87 × 6,949.38
  4. Step 4: Simplify right side
    17,349.78x = 180,696,875.34
  5. Step 5: Solve for x
    x = 180,696,875.34/17,349.78
  6. Step 6: Final answer
    x = 10,414.94

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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.