Home / 18,503.09-25,534.91-10,544.03

Finding the Fourth Proportional to 18,503.09, 25,534.91 and 10,544.03

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Solution

The fourth proportional to 18,503.09, 25,534.91 and 10,544.03 is: 14,551.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,503.09 : 25,534.91 = 10,544.03 : x
  2. Step 2: Convert to fraction form
    18,503.09/25,534.91 = 10,544.03/x
  3. Step 3: Cross multiply
    18,503.09x = 25,534.91 × 10,544.03
  4. Step 4: Simplify right side
    18,503.09x = 269,240,857.09
  5. Step 5: Solve for x
    x = 269,240,857.09/18,503.09
  6. Step 6: Final answer
    x = 14,551.13

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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.