Home / 13,232.72-18,261.45-7,264.49

Finding the Fourth Proportional to 13,232.72, 18,261.45 and 7,264.49

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Solution

The fourth proportional to 13,232.72, 18,261.45 and 7,264.49 is: 10,025.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,232.72 : 18,261.45 = 7,264.49 : x
  2. Step 2: Convert to fraction form
    13,232.72/18,261.45 = 7,264.49/x
  3. Step 3: Cross multiply
    13,232.72x = 18,261.45 × 7,264.49
  4. Step 4: Simplify right side
    13,232.72x = 132,660,029.60
  5. Step 5: Solve for x
    x = 132,660,029.60/13,232.72
  6. Step 6: Final answer
    x = 10,025.15

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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.