Home / 29,289.43-40,412.41-16,542.87

Finding the Fourth Proportional to 29,289.43, 40,412.41 and 16,542.87

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Solution

The fourth proportional to 29,289.43, 40,412.41 and 16,542.87 is: 22,825.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,289.43 : 40,412.41 = 16,542.87 : x
  2. Step 2: Convert to fraction form
    29,289.43/40,412.41 = 16,542.87/x
  3. Step 3: Cross multiply
    29,289.43x = 40,412.41 × 16,542.87
  4. Step 4: Simplify right side
    29,289.43x = 668,537,245.02
  5. Step 5: Solve for x
    x = 668,537,245.02/29,289.43
  6. Step 6: Final answer
    x = 22,825.21

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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.