Home / 14,127.20-19,494.87-7,753.62

Finding the Fourth Proportional to 14,127.20, 19,494.87 and 7,753.62

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Solution

The fourth proportional to 14,127.20, 19,494.87 and 7,753.62 is: 10,699.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,127.20 : 19,494.87 = 7,753.62 : x
  2. Step 2: Convert to fraction form
    14,127.20/19,494.87 = 7,753.62/x
  3. Step 3: Cross multiply
    14,127.20x = 19,494.87 × 7,753.62
  4. Step 4: Simplify right side
    14,127.20x = 151,155,813.93
  5. Step 5: Solve for x
    x = 151,155,813.93/14,127.20
  6. Step 6: Final answer
    x = 10,699.63

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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.