Home / 30,136.29-41,590.17-16,708.80

Finding the Fourth Proportional to 30,136.29, 41,590.17 and 16,708.80

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Solution

The fourth proportional to 30,136.29, 41,590.17 and 16,708.80 is: 23,059.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,136.29 : 41,590.17 = 16,708.80 : x
  2. Step 2: Convert to fraction form
    30,136.29/41,590.17 = 16,708.80/x
  3. Step 3: Cross multiply
    30,136.29x = 41,590.17 × 16,708.80
  4. Step 4: Simplify right side
    30,136.29x = 694,921,832.50
  5. Step 5: Solve for x
    x = 694,921,832.50/30,136.29
  6. Step 6: Final answer
    x = 23,059.30

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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.