Home / 17,490.78-26,213.10-7,096.86

Finding the Fourth Proportional to 17,490.78, 26,213.10 and 7,096.86

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Solution

The fourth proportional to 17,490.78, 26,213.10 and 7,096.86 is: 10,635.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,490.78 : 26,213.10 = 7,096.86 : x
  2. Step 2: Convert to fraction form
    17,490.78/26,213.10 = 7,096.86/x
  3. Step 3: Cross multiply
    17,490.78x = 26,213.10 × 7,096.86
  4. Step 4: Simplify right side
    17,490.78x = 186,030,700.87
  5. Step 5: Solve for x
    x = 186,030,700.87/17,490.78
  6. Step 6: Final answer
    x = 10,635.93

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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.