Home / 13,282.28-18,344.72-9,026.24

Finding the Fourth Proportional to 13,282.28, 18,344.72 and 9,026.24

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Solution

The fourth proportional to 13,282.28, 18,344.72 and 9,026.24 is: 12,466.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,282.28 : 18,344.72 = 9,026.24 : x
  2. Step 2: Convert to fraction form
    13,282.28/18,344.72 = 9,026.24/x
  3. Step 3: Cross multiply
    13,282.28x = 18,344.72 × 9,026.24
  4. Step 4: Simplify right side
    13,282.28x = 165,583,845.45
  5. Step 5: Solve for x
    x = 165,583,845.45/13,282.28
  6. Step 6: Final answer
    x = 12,466.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.