Home / 15,773.77-23,677.07-11,618.47

Finding the Fourth Proportional to 15,773.77, 23,677.07 and 11,618.47

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Solution

The fourth proportional to 15,773.77, 23,677.07 and 11,618.47 is: 17,439.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,773.77 : 23,677.07 = 11,618.47 : x
  2. Step 2: Convert to fraction form
    15,773.77/23,677.07 = 11,618.47/x
  3. Step 3: Cross multiply
    15,773.77x = 23,677.07 × 11,618.47
  4. Step 4: Simplify right side
    15,773.77x = 275,091,327.48
  5. Step 5: Solve for x
    x = 275,091,327.48/15,773.77
  6. Step 6: Final answer
    x = 17,439.80

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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.