Home / 18,150.75-27,200.58-14,436.51

Finding the Fourth Proportional to 18,150.75, 27,200.58 and 14,436.51

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Solution

The fourth proportional to 18,150.75, 27,200.58 and 14,436.51 is: 21,634.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150.75 : 27,200.58 = 14,436.51 : x
  2. Step 2: Convert to fraction form
    18,150.75/27,200.58 = 14,436.51/x
  3. Step 3: Cross multiply
    18,150.75x = 27,200.58 × 14,436.51
  4. Step 4: Simplify right side
    18,150.75x = 392,681,445.18
  5. Step 5: Solve for x
    x = 392,681,445.18/18,150.75
  6. Step 6: Final answer
    x = 21,634.45

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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.