Home / 19,236.96-28,845.40-8,701.95

Finding the Fourth Proportional to 19,236.96, 28,845.40 and 8,701.95

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Solution

The fourth proportional to 19,236.96, 28,845.40 and 8,701.95 is: 13,048.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,236.96 : 28,845.40 = 8,701.95 : x
  2. Step 2: Convert to fraction form
    19,236.96/28,845.40 = 8,701.95/x
  3. Step 3: Cross multiply
    19,236.96x = 28,845.40 × 8,701.95
  4. Step 4: Simplify right side
    19,236.96x = 251,011,228.53
  5. Step 5: Solve for x
    x = 251,011,228.53/19,236.96
  6. Step 6: Final answer
    x = 13,048.38

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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.