Home / 29,143.10-40,217.28-16,567.85

Finding the Fourth Proportional to 29,143.10, 40,217.28 and 16,567.85

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Solution

The fourth proportional to 29,143.10, 40,217.28 and 16,567.85 is: 22,863.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,143.10 : 40,217.28 = 16,567.85 : x
  2. Step 2: Convert to fraction form
    29,143.10/40,217.28 = 16,567.85/x
  3. Step 3: Cross multiply
    29,143.10x = 40,217.28 × 16,567.85
  4. Step 4: Simplify right side
    29,143.10x = 666,313,661.36
  5. Step 5: Solve for x
    x = 666,313,661.36/29,143.10
  6. Step 6: Final answer
    x = 22,863.52

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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.