Home / 19,947.69-29,922.95-8,095.77

Finding the Fourth Proportional to 19,947.69, 29,922.95 and 8,095.77

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Solution

The fourth proportional to 19,947.69, 29,922.95 and 8,095.77 is: 12,144.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,947.69 : 29,922.95 = 8,095.77 : x
  2. Step 2: Convert to fraction form
    19,947.69/29,922.95 = 8,095.77/x
  3. Step 3: Cross multiply
    19,947.69x = 29,922.95 × 8,095.77
  4. Step 4: Simplify right side
    19,947.69x = 242,249,341.16
  5. Step 5: Solve for x
    x = 242,249,341.16/19,947.69
  6. Step 6: Final answer
    x = 12,144.23

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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.