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Finding the Fourth Proportional to 35,157.96, 48,516.24 and 19,242

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Solution

The fourth proportional to 35,157.96, 48,516.24 and 19,242 is: 26,553.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,157.96 : 48,516.24 = 19,242 : x
  2. Step 2: Convert to fraction form
    35,157.96/48,516.24 = 19,242/x
  3. Step 3: Cross multiply
    35,157.96x = 48,516.24 × 19,242
  4. Step 4: Simplify right side
    35,157.96x = 933,549,490.08
  5. Step 5: Solve for x
    x = 933,549,490.08/35,157.96
  6. Step 6: Final answer
    x = 26,553.01

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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.