Home / 23,505.19-32,438.35-15,000.49

Finding the Fourth Proportional to 23,505.19, 32,438.35 and 15,000.49

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Solution

The fourth proportional to 23,505.19, 32,438.35 and 15,000.49 is: 20,701.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,505.19 : 32,438.35 = 15,000.49 : x
  2. Step 2: Convert to fraction form
    23,505.19/32,438.35 = 15,000.49/x
  3. Step 3: Cross multiply
    23,505.19x = 32,438.35 × 15,000.49
  4. Step 4: Simplify right side
    23,505.19x = 486,591,161.90
  5. Step 5: Solve for x
    x = 486,591,161.90/23,505.19
  6. Step 6: Final answer
    x = 20,701.44

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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.