Home / 23,710.15-32,720.84-15,650.88

Finding the Fourth Proportional to 23,710.15, 32,720.84 and 15,650.88

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Solution

The fourth proportional to 23,710.15, 32,720.84 and 15,650.88 is: 21,598.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,710.15 : 32,720.84 = 15,650.88 : x
  2. Step 2: Convert to fraction form
    23,710.15/32,720.84 = 15,650.88/x
  3. Step 3: Cross multiply
    23,710.15x = 32,720.84 × 15,650.88
  4. Step 4: Simplify right side
    23,710.15x = 512,109,940.34
  5. Step 5: Solve for x
    x = 512,109,940.34/23,710.15
  6. Step 6: Final answer
    x = 21,598.76

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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.