Home / 17,189.76-25,552.86-16,685.28

Finding the Fourth Proportional to 17,189.76, 25,552.86 and 16,685.28

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Solution

The fourth proportional to 17,189.76, 25,552.86 and 16,685.28 is: 24,802.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,189.76 : 25,552.86 = 16,685.28 : x
  2. Step 2: Convert to fraction form
    17,189.76/25,552.86 = 16,685.28/x
  3. Step 3: Cross multiply
    17,189.76x = 25,552.86 × 16,685.28
  4. Step 4: Simplify right side
    17,189.76x = 426,356,623.90
  5. Step 5: Solve for x
    x = 426,356,623.90/17,189.76
  6. Step 6: Final answer
    x = 24,802.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.