Home / 21,835.02-32,723.34-10,122.42

Finding the Fourth Proportional to 21,835.02, 32,723.34 and 10,122.42

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Solution

The fourth proportional to 21,835.02, 32,723.34 and 10,122.42 is: 15,170.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,835.02 : 32,723.34 = 10,122.42 : x
  2. Step 2: Convert to fraction form
    21,835.02/32,723.34 = 10,122.42/x
  3. Step 3: Cross multiply
    21,835.02x = 32,723.34 × 10,122.42
  4. Step 4: Simplify right side
    21,835.02x = 331,239,391.28
  5. Step 5: Solve for x
    x = 331,239,391.28/21,835.02
  6. Step 6: Final answer
    x = 15,170.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.