Home / 52,379.65-72,284.57-28,506.52

Finding the Fourth Proportional to 52,379.65, 72,284.57 and 28,506.52

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Solution

The fourth proportional to 52,379.65, 72,284.57 and 28,506.52 is: 39,339.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,379.65 : 72,284.57 = 28,506.52 : x
  2. Step 2: Convert to fraction form
    52,379.65/72,284.57 = 28,506.52/x
  3. Step 3: Cross multiply
    52,379.65x = 72,284.57 × 28,506.52
  4. Step 4: Simplify right side
    52,379.65x = 2,060,581,540.40
  5. Step 5: Solve for x
    x = 2,060,581,540.40/52,379.65
  6. Step 6: Final answer
    x = 39,339.35

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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.