Home / 52,677.27-79,047.09-19,420.74

Finding the Fourth Proportional to 52,677.27, 79,047.09 and 19,420.74

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Solution

The fourth proportional to 52,677.27, 79,047.09 and 19,420.74 is: 29,142.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,677.27 : 79,047.09 = 19,420.74 : x
  2. Step 2: Convert to fraction form
    52,677.27/79,047.09 = 19,420.74/x
  3. Step 3: Cross multiply
    52,677.27x = 79,047.09 × 19,420.74
  4. Step 4: Simplify right side
    52,677.27x = 1,535,152,982.65
  5. Step 5: Solve for x
    x = 1,535,152,982.65/52,677.27
  6. Step 6: Final answer
    x = 29,142.61

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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.