Home / 23,905.20-32,989.98-13,150.53

Finding the Fourth Proportional to 23,905.20, 32,989.98 and 13,150.53

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Solution

The fourth proportional to 23,905.20, 32,989.98 and 13,150.53 is: 18,148.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,905.20 : 32,989.98 = 13,150.53 : x
  2. Step 2: Convert to fraction form
    23,905.20/32,989.98 = 13,150.53/x
  3. Step 3: Cross multiply
    23,905.20x = 32,989.98 × 13,150.53
  4. Step 4: Simplify right side
    23,905.20x = 433,835,771.00
  5. Step 5: Solve for x
    x = 433,835,771.00/23,905.20
  6. Step 6: Final answer
    x = 18,148.17

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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.