Home / 19,126.83-28,701.18-8,032.53

Finding the Fourth Proportional to 19,126.83, 28,701.18 and 8,032.53

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Solution

The fourth proportional to 19,126.83, 28,701.18 and 8,032.53 is: 12,053.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,126.83 : 28,701.18 = 8,032.53 : x
  2. Step 2: Convert to fraction form
    19,126.83/28,701.18 = 8,032.53/x
  3. Step 3: Cross multiply
    19,126.83x = 28,701.18 × 8,032.53
  4. Step 4: Simplify right side
    19,126.83x = 230,543,089.39
  5. Step 5: Solve for x
    x = 230,543,089.39/19,126.83
  6. Step 6: Final answer
    x = 12,053.39

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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.