Home / 18,042.30-27,063.57-6,355.74

Finding the Fourth Proportional to 18,042.30, 27,063.57 and 6,355.74

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Solution

The fourth proportional to 18,042.30, 27,063.57 and 6,355.74 is: 9,533.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,042.30 : 27,063.57 = 6,355.74 : x
  2. Step 2: Convert to fraction form
    18,042.30/27,063.57 = 6,355.74/x
  3. Step 3: Cross multiply
    18,042.30x = 27,063.57 × 6,355.74
  4. Step 4: Simplify right side
    18,042.30x = 172,009,014.39
  5. Step 5: Solve for x
    x = 172,009,014.39/18,042.30
  6. Step 6: Final answer
    x = 9,533.65

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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.