Home / 13,566.02-20,341.17-4,203.54

Finding the Fourth Proportional to 13,566.02, 20,341.17 and 4,203.54

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Solution

The fourth proportional to 13,566.02, 20,341.17 and 4,203.54 is: 6,302.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566.02 : 20,341.17 = 4,203.54 : x
  2. Step 2: Convert to fraction form
    13,566.02/20,341.17 = 4,203.54/x
  3. Step 3: Cross multiply
    13,566.02x = 20,341.17 × 4,203.54
  4. Step 4: Simplify right side
    13,566.02x = 85,504,921.74
  5. Step 5: Solve for x
    x = 85,504,921.74/13,566.02
  6. Step 6: Final answer
    x = 6,302.88

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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.