Home / 16,135.68-22,267.40-9,329.19

Finding the Fourth Proportional to 16,135.68, 22,267.40 and 9,329.19

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Solution

The fourth proportional to 16,135.68, 22,267.40 and 9,329.19 is: 12,874.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,135.68 : 22,267.40 = 9,329.19 : x
  2. Step 2: Convert to fraction form
    16,135.68/22,267.40 = 9,329.19/x
  3. Step 3: Cross multiply
    16,135.68x = 22,267.40 × 9,329.19
  4. Step 4: Simplify right side
    16,135.68x = 207,736,805.41
  5. Step 5: Solve for x
    x = 207,736,805.41/16,135.68
  6. Step 6: Final answer
    x = 12,874.38

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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.