Home / 12,773.79-19,159.70-4,008.51

Finding the Fourth Proportional to 12,773.79, 19,159.70 and 4,008.51

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Solution

The fourth proportional to 12,773.79, 19,159.70 and 4,008.51 is: 6,012.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,773.79 : 19,159.70 = 4,008.51 : x
  2. Step 2: Convert to fraction form
    12,773.79/19,159.70 = 4,008.51/x
  3. Step 3: Cross multiply
    12,773.79x = 19,159.70 × 4,008.51
  4. Step 4: Simplify right side
    12,773.79x = 76,801,829.00
  5. Step 5: Solve for x
    x = 76,801,829.00/12,773.79
  6. Step 6: Final answer
    x = 6,012.45

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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.