Home / 18,147.98-27,225.86-6,302.12

Finding the Fourth Proportional to 18,147.98, 27,225.86 and 6,302.12

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Solution

The fourth proportional to 18,147.98, 27,225.86 and 6,302.12 is: 9,454.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,147.98 : 27,225.86 = 6,302.12 : x
  2. Step 2: Convert to fraction form
    18,147.98/27,225.86 = 6,302.12/x
  3. Step 3: Cross multiply
    18,147.98x = 27,225.86 × 6,302.12
  4. Step 4: Simplify right side
    18,147.98x = 171,580,636.82
  5. Step 5: Solve for x
    x = 171,580,636.82/18,147.98
  6. Step 6: Final answer
    x = 9,454.53

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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.