Home / 18,380.10-27,570.32-5,232.47

Finding the Fourth Proportional to 18,380.10, 27,570.32 and 5,232.47

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Solution

The fourth proportional to 18,380.10, 27,570.32 and 5,232.47 is: 7,848.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,380.10 : 27,570.32 = 5,232.47 : x
  2. Step 2: Convert to fraction form
    18,380.10/27,570.32 = 5,232.47/x
  3. Step 3: Cross multiply
    18,380.10x = 27,570.32 × 5,232.47
  4. Step 4: Simplify right side
    18,380.10x = 144,260,708.28
  5. Step 5: Solve for x
    x = 144,260,708.28/18,380.10
  6. Step 6: Final answer
    x = 7,848.74

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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.