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Finding the Fourth Proportional to 13,317.48, 19,959.48 and 6,297.48

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Solution

The fourth proportional to 13,317.48, 19,959.48 and 6,297.48 is: 9,438.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,317.48 : 19,959.48 = 6,297.48 : x
  2. Step 2: Convert to fraction form
    13,317.48/19,959.48 = 6,297.48/x
  3. Step 3: Cross multiply
    13,317.48x = 19,959.48 × 6,297.48
  4. Step 4: Simplify right side
    13,317.48x = 125,694,426.11
  5. Step 5: Solve for x
    x = 125,694,426.11/13,317.48
  6. Step 6: Final answer
    x = 9,438.30

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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.