Home / 13,444.13-20,166.21-5,236.13

Finding the Fourth Proportional to 13,444.13, 20,166.21 and 5,236.13

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Solution

The fourth proportional to 13,444.13, 20,166.21 and 5,236.13 is: 7,854.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444.13 : 20,166.21 = 5,236.13 : x
  2. Step 2: Convert to fraction form
    13,444.13/20,166.21 = 5,236.13/x
  3. Step 3: Cross multiply
    13,444.13x = 20,166.21 × 5,236.13
  4. Step 4: Simplify right side
    13,444.13x = 105,592,796.34
  5. Step 5: Solve for x
    x = 105,592,796.34/13,444.13
  6. Step 6: Final answer
    x = 7,854.20

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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.