Home / 29,815.35-41,145.94-16,386.95

Finding the Fourth Proportional to 29,815.35, 41,145.94 and 16,386.95

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Solution

The fourth proportional to 29,815.35, 41,145.94 and 16,386.95 is: 22,614.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,815.35 : 41,145.94 = 16,386.95 : x
  2. Step 2: Convert to fraction form
    29,815.35/41,145.94 = 16,386.95/x
  3. Step 3: Cross multiply
    29,815.35x = 41,145.94 × 16,386.95
  4. Step 4: Simplify right side
    29,815.35x = 674,256,214.79
  5. Step 5: Solve for x
    x = 674,256,214.79/29,815.35
  6. Step 6: Final answer
    x = 22,614.40

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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.