Home / 52,701.86-79,083.96-19,445.30

Finding the Fourth Proportional to 52,701.86, 79,083.96 and 19,445.30

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Solution

The fourth proportional to 52,701.86, 79,083.96 and 19,445.30 is: 29,179.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,701.86 : 79,083.96 = 19,445.30 : x
  2. Step 2: Convert to fraction form
    52,701.86/79,083.96 = 19,445.30/x
  3. Step 3: Cross multiply
    52,701.86x = 79,083.96 × 19,445.30
  4. Step 4: Simplify right side
    52,701.86x = 1,537,811,327.39
  5. Step 5: Solve for x
    x = 1,537,811,327.39/52,701.86
  6. Step 6: Final answer
    x = 29,179.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.