Home / 18,552.04-25,588.26-13,517.80

Finding the Fourth Proportional to 18,552.04, 25,588.26 and 13,517.80

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Solution

The fourth proportional to 18,552.04, 25,588.26 and 13,517.80 is: 18,644.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,552.04 : 25,588.26 = 13,517.80 : x
  2. Step 2: Convert to fraction form
    18,552.04/25,588.26 = 13,517.80/x
  3. Step 3: Cross multiply
    18,552.04x = 25,588.26 × 13,517.80
  4. Step 4: Simplify right side
    18,552.04x = 345,896,981.03
  5. Step 5: Solve for x
    x = 345,896,981.03/18,552.04
  6. Step 6: Final answer
    x = 18,644.69

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Double scale
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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.