Home / 18,118.26-25,003.26-10,569.80

Finding the Fourth Proportional to 18,118.26, 25,003.26 and 10,569.80

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Solution

The fourth proportional to 18,118.26, 25,003.26 and 10,569.80 is: 14,586.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,118.26 : 25,003.26 = 10,569.80 : x
  2. Step 2: Convert to fraction form
    18,118.26/25,003.26 = 10,569.80/x
  3. Step 3: Cross multiply
    18,118.26x = 25,003.26 × 10,569.80
  4. Step 4: Simplify right side
    18,118.26x = 264,279,457.55
  5. Step 5: Solve for x
    x = 264,279,457.55/18,118.26
  6. Step 6: Final answer
    x = 14,586.36

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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.