Home / 30,152.55-41,613.07-16,728.13

Finding the Fourth Proportional to 30,152.55, 41,613.07 and 16,728.13

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Solution

The fourth proportional to 30,152.55, 41,613.07 and 16,728.13 is: 23,086.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,152.55 : 41,613.07 = 16,728.13 : x
  2. Step 2: Convert to fraction form
    30,152.55/41,613.07 = 16,728.13/x
  3. Step 3: Cross multiply
    30,152.55x = 41,613.07 × 16,728.13
  4. Step 4: Simplify right side
    30,152.55x = 696,108,636.59
  5. Step 5: Solve for x
    x = 696,108,636.59/30,152.55
  6. Step 6: Final answer
    x = 23,086.23

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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.