Home / 19,773.60-27,295.02-11,812.92

Finding the Fourth Proportional to 19,773.60, 27,295.02 and 11,812.92

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Solution

The fourth proportional to 19,773.60, 27,295.02 and 11,812.92 is: 16,306.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,773.60 : 27,295.02 = 11,812.92 : x
  2. Step 2: Convert to fraction form
    19,773.60/27,295.02 = 11,812.92/x
  3. Step 3: Cross multiply
    19,773.60x = 27,295.02 × 11,812.92
  4. Step 4: Simplify right side
    19,773.60x = 322,433,887.66
  5. Step 5: Solve for x
    x = 322,433,887.66/19,773.60
  6. Step 6: Final answer
    x = 16,306.28

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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.