Home / 17,663.29-26,470.33-13,275.63

Finding the Fourth Proportional to 17,663.29, 26,470.33 and 13,275.63

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Solution

The fourth proportional to 17,663.29, 26,470.33 and 13,275.63 is: 19,894.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,663.29 : 26,470.33 = 13,275.63 : x
  2. Step 2: Convert to fraction form
    17,663.29/26,470.33 = 13,275.63/x
  3. Step 3: Cross multiply
    17,663.29x = 26,470.33 × 13,275.63
  4. Step 4: Simplify right side
    17,663.29x = 351,410,273.87
  5. Step 5: Solve for x
    x = 351,410,273.87/17,663.29
  6. Step 6: Final answer
    x = 19,894.95

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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.