Home / 13,370.70-20,041.83-5,047.18

Finding the Fourth Proportional to 13,370.70, 20,041.83 and 5,047.18

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Solution

The fourth proportional to 13,370.70, 20,041.83 and 5,047.18 is: 7,565.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,370.70 : 20,041.83 = 5,047.18 : x
  2. Step 2: Convert to fraction form
    13,370.70/20,041.83 = 5,047.18/x
  3. Step 3: Cross multiply
    13,370.70x = 20,041.83 × 5,047.18
  4. Step 4: Simplify right side
    13,370.70x = 101,154,723.54
  5. Step 5: Solve for x
    x = 101,154,723.54/13,370.70
  6. Step 6: Final answer
    x = 7,565.40

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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.