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Finding the Fourth Proportional to 35,047.34, 48,366.42 and 19,942.19

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Solution

The fourth proportional to 35,047.34, 48,366.42 and 19,942.19 is: 27,520.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,047.34 : 48,366.42 = 19,942.19 : x
  2. Step 2: Convert to fraction form
    35,047.34/48,366.42 = 19,942.19/x
  3. Step 3: Cross multiply
    35,047.34x = 48,366.42 × 19,942.19
  4. Step 4: Simplify right side
    35,047.34x = 964,532,337.26
  5. Step 5: Solve for x
    x = 964,532,337.26/35,047.34
  6. Step 6: Final answer
    x = 27,520.84

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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.