Home / 13,177.28-19,767.29-4,293.29

Finding the Fourth Proportional to 13,177.28, 19,767.29 and 4,293.29

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Solution

The fourth proportional to 13,177.28, 19,767.29 and 4,293.29 is: 6,440.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,177.28 : 19,767.29 = 4,293.29 : x
  2. Step 2: Convert to fraction form
    13,177.28/19,767.29 = 4,293.29/x
  3. Step 3: Cross multiply
    13,177.28x = 19,767.29 × 4,293.29
  4. Step 4: Simplify right side
    13,177.28x = 84,866,768.64
  5. Step 5: Solve for x
    x = 84,866,768.64/13,177.28
  6. Step 6: Final answer
    x = 6,440.39

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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.