Home / 29,578.10-40,817.13-16,148.84

Finding the Fourth Proportional to 29,578.10, 40,817.13 and 16,148.84

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Solution

The fourth proportional to 29,578.10, 40,817.13 and 16,148.84 is: 22,285.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,578.10 : 40,817.13 = 16,148.84 : x
  2. Step 2: Convert to fraction form
    29,578.10/40,817.13 = 16,148.84/x
  3. Step 3: Cross multiply
    29,578.10x = 40,817.13 × 16,148.84
  4. Step 4: Simplify right side
    29,578.10x = 659,149,301.63
  5. Step 5: Solve for x
    x = 659,149,301.63/29,578.10
  6. Step 6: Final answer
    x = 22,285.05

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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.