Home / 17,470.78-26,198.10-5,622.35

Finding the Fourth Proportional to 17,470.78, 26,198.10 and 5,622.35

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Solution

The fourth proportional to 17,470.78, 26,198.10 and 5,622.35 is: 8,430.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,470.78 : 26,198.10 = 5,622.35 : x
  2. Step 2: Convert to fraction form
    17,470.78/26,198.10 = 5,622.35/x
  3. Step 3: Cross multiply
    17,470.78x = 26,198.10 × 5,622.35
  4. Step 4: Simplify right side
    17,470.78x = 147,294,728.43
  5. Step 5: Solve for x
    x = 147,294,728.43/17,470.78
  6. Step 6: Final answer
    x = 8,430.92

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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.