Home / 23,515.44-32,434.20-15,564.48

Finding the Fourth Proportional to 23,515.44, 32,434.20 and 15,564.48

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Solution

The fourth proportional to 23,515.44, 32,434.20 and 15,564.48 is: 21,467.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,515.44 : 32,434.20 = 15,564.48 : x
  2. Step 2: Convert to fraction form
    23,515.44/32,434.20 = 15,564.48/x
  3. Step 3: Cross multiply
    23,515.44x = 32,434.20 × 15,564.48
  4. Step 4: Simplify right side
    23,515.44x = 504,821,457.22
  5. Step 5: Solve for x
    x = 504,821,457.22/23,515.44
  6. Step 6: Final answer
    x = 21,467.66

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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.