Home / 23,220.63-32,046.47-13,150.85

Finding the Fourth Proportional to 23,220.63, 32,046.47 and 13,150.85

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Solution

The fourth proportional to 23,220.63, 32,046.47 and 13,150.85 is: 18,149.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,220.63 : 32,046.47 = 13,150.85 : x
  2. Step 2: Convert to fraction form
    23,220.63/32,046.47 = 13,150.85/x
  3. Step 3: Cross multiply
    23,220.63x = 32,046.47 × 13,150.85
  4. Step 4: Simplify right side
    23,220.63x = 421,438,094.01
  5. Step 5: Solve for x
    x = 421,438,094.01/23,220.63
  6. Step 6: Final answer
    x = 18,149.30

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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.