Home / 17,738.52-26,607.78-6,642.23

Finding the Fourth Proportional to 17,738.52, 26,607.78 and 6,642.23

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Solution

The fourth proportional to 17,738.52, 26,607.78 and 6,642.23 is: 9,963.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,738.52 : 26,607.78 = 6,642.23 : x
  2. Step 2: Convert to fraction form
    17,738.52/26,607.78 = 6,642.23/x
  3. Step 3: Cross multiply
    17,738.52x = 26,607.78 × 6,642.23
  4. Step 4: Simplify right side
    17,738.52x = 176,734,861.51
  5. Step 5: Solve for x
    x = 176,734,861.51/17,738.52
  6. Step 6: Final answer
    x = 9,963.34

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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.