Home / 13,534.47-20,301.23-4,769.19

Finding the Fourth Proportional to 13,534.47, 20,301.23 and 4,769.19

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Solution

The fourth proportional to 13,534.47, 20,301.23 and 4,769.19 is: 7,153.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,534.47 : 20,301.23 = 4,769.19 : x
  2. Step 2: Convert to fraction form
    13,534.47/20,301.23 = 4,769.19/x
  3. Step 3: Cross multiply
    13,534.47x = 20,301.23 × 4,769.19
  4. Step 4: Simplify right side
    13,534.47x = 96,820,435.03
  5. Step 5: Solve for x
    x = 96,820,435.03/13,534.47
  6. Step 6: Final answer
    x = 7,153.62

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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.