Home / 18,525.19-25,564.76-10,141.69

Finding the Fourth Proportional to 18,525.19, 25,564.76 and 10,141.69

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Solution

The fourth proportional to 18,525.19, 25,564.76 and 10,141.69 is: 13,995.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,525.19 : 25,564.76 = 10,141.69 : x
  2. Step 2: Convert to fraction form
    18,525.19/25,564.76 = 10,141.69/x
  3. Step 3: Cross multiply
    18,525.19x = 25,564.76 × 10,141.69
  4. Step 4: Simplify right side
    18,525.19x = 259,269,832.29
  5. Step 5: Solve for x
    x = 259,269,832.29/18,525.19
  6. Step 6: Final answer
    x = 13,995.53

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Half scale
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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.