Home / 19,313.12-26,638.33-17,724.88

Finding the Fourth Proportional to 19,313.12, 26,638.33 and 17,724.88

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Solution

The fourth proportional to 19,313.12, 26,638.33 and 17,724.88 is: 24,447.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,313.12 : 26,638.33 = 17,724.88 : x
  2. Step 2: Convert to fraction form
    19,313.12/26,638.33 = 17,724.88/x
  3. Step 3: Cross multiply
    19,313.12x = 26,638.33 × 17,724.88
  4. Step 4: Simplify right side
    19,313.12x = 472,161,202.65
  5. Step 5: Solve for x
    x = 472,161,202.65/19,313.12
  6. Step 6: Final answer
    x = 24,447.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.