Home / 13,232.90-18,261.68-7,264.55

Finding the Fourth Proportional to 13,232.90, 18,261.68 and 7,264.55

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Solution

The fourth proportional to 13,232.90, 18,261.68 and 7,264.55 is: 10,025.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,232.90 : 18,261.68 = 7,264.55 : x
  2. Step 2: Convert to fraction form
    13,232.90/18,261.68 = 7,264.55/x
  3. Step 3: Cross multiply
    13,232.90x = 18,261.68 × 7,264.55
  4. Step 4: Simplify right side
    13,232.90x = 132,662,759.81
  5. Step 5: Solve for x
    x = 132,662,759.81/13,232.90
  6. Step 6: Final answer
    x = 10,025.23

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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.