Home / 13,500.48-20,244.44-4,138.10

Finding the Fourth Proportional to 13,500.48, 20,244.44 and 4,138.10

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Solution

The fourth proportional to 13,500.48, 20,244.44 and 4,138.10 is: 6,205.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,500.48 : 20,244.44 = 4,138.10 : x
  2. Step 2: Convert to fraction form
    13,500.48/20,244.44 = 4,138.10/x
  3. Step 3: Cross multiply
    13,500.48x = 20,244.44 × 4,138.10
  4. Step 4: Simplify right side
    13,500.48x = 83,773,426.29
  5. Step 5: Solve for x
    x = 83,773,426.29/13,500.48
  6. Step 6: Final answer
    x = 6,205.22

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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.