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Finding the Fourth Proportional to 14,060.76, 19,404 and 7,773.36

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Solution

The fourth proportional to 14,060.76, 19,404 and 7,773.36 is: 10,727.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,060.76 : 19,404 = 7,773.36 : x
  2. Step 2: Convert to fraction form
    14,060.76/19,404 = 7,773.36/x
  3. Step 3: Cross multiply
    14,060.76x = 19,404 × 7,773.36
  4. Step 4: Simplify right side
    14,060.76x = 150,834,277.44
  5. Step 5: Solve for x
    x = 150,834,277.44/14,060.76
  6. Step 6: Final answer
    x = 10,727.32

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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.