Home / 18,532.21-25,564.07-10,971.16

Finding the Fourth Proportional to 18,532.21, 25,564.07 and 10,971.16

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Solution

The fourth proportional to 18,532.21, 25,564.07 and 10,971.16 is: 15,134.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532.21 : 25,564.07 = 10,971.16 : x
  2. Step 2: Convert to fraction form
    18,532.21/25,564.07 = 10,971.16/x
  3. Step 3: Cross multiply
    18,532.21x = 25,564.07 × 10,971.16
  4. Step 4: Simplify right side
    18,532.21x = 280,467,502.22
  5. Step 5: Solve for x
    x = 280,467,502.22/18,532.21
  6. Step 6: Final answer
    x = 15,134.06

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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.