Home / 18,087.76-24,941.01-11,365.30

Finding the Fourth Proportional to 18,087.76, 24,941.01 and 11,365.30

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Solution

The fourth proportional to 18,087.76, 24,941.01 and 11,365.30 is: 15,671.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,087.76 : 24,941.01 = 11,365.30 : x
  2. Step 2: Convert to fraction form
    18,087.76/24,941.01 = 11,365.30/x
  3. Step 3: Cross multiply
    18,087.76x = 24,941.01 × 11,365.30
  4. Step 4: Simplify right side
    18,087.76x = 283,462,060.95
  5. Step 5: Solve for x
    x = 283,462,060.95/18,087.76
  6. Step 6: Final answer
    x = 15,671.49

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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.