Home / 13,567.78-20,325.17-9,350.28

Finding the Fourth Proportional to 13,567.78, 20,325.17 and 9,350.28

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Solution

The fourth proportional to 13,567.78, 20,325.17 and 9,350.28 is: 14,007.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567.78 : 20,325.17 = 9,350.28 : x
  2. Step 2: Convert to fraction form
    13,567.78/20,325.17 = 9,350.28/x
  3. Step 3: Cross multiply
    13,567.78x = 20,325.17 × 9,350.28
  4. Step 4: Simplify right side
    13,567.78x = 190,046,104.74
  5. Step 5: Solve for x
    x = 190,046,104.74/13,567.78
  6. Step 6: Final answer
    x = 14,007.16

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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.