Home / 30,157.55-41,622.40-16,733.12

Finding the Fourth Proportional to 30,157.55, 41,622.40 and 16,733.12

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Solution

The fourth proportional to 30,157.55, 41,622.40 and 16,733.12 is: 23,094.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,157.55 : 41,622.40 = 16,733.12 : x
  2. Step 2: Convert to fraction form
    30,157.55/41,622.40 = 16,733.12/x
  3. Step 3: Cross multiply
    30,157.55x = 41,622.40 × 16,733.12
  4. Step 4: Simplify right side
    30,157.55x = 696,472,613.89
  5. Step 5: Solve for x
    x = 696,472,613.89/30,157.55
  6. Step 6: Final answer
    x = 23,094.47

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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.