Home / 13,154.54-19,741.25-5,252.48

Finding the Fourth Proportional to 13,154.54, 19,741.25 and 5,252.48

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Solution

The fourth proportional to 13,154.54, 19,741.25 and 5,252.48 is: 7,882.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,154.54 : 19,741.25 = 5,252.48 : x
  2. Step 2: Convert to fraction form
    13,154.54/19,741.25 = 5,252.48/x
  3. Step 3: Cross multiply
    13,154.54x = 19,741.25 × 5,252.48
  4. Step 4: Simplify right side
    13,154.54x = 103,690,395.83
  5. Step 5: Solve for x
    x = 103,690,395.83/13,154.54
  6. Step 6: Final answer
    x = 7,882.48

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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.