Home / 23,709.15-32,719.46-15,649.88

Finding the Fourth Proportional to 23,709.15, 32,719.46 and 15,649.88

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Solution

The fourth proportional to 23,709.15, 32,719.46 and 15,649.88 is: 21,597.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,709.15 : 32,719.46 = 15,649.88 : x
  2. Step 2: Convert to fraction form
    23,709.15/32,719.46 = 15,649.88/x
  3. Step 3: Cross multiply
    23,709.15x = 32,719.46 × 15,649.88
  4. Step 4: Simplify right side
    23,709.15x = 512,055,678.90
  5. Step 5: Solve for x
    x = 512,055,678.90/23,709.15
  6. Step 6: Final answer
    x = 21,597.39

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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.