Home / 32,639.80-49,064.10-30,328.60

Finding the Fourth Proportional to 32,639.80, 49,064.10 and 30,328.60

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Solution

The fourth proportional to 32,639.80, 49,064.10 and 30,328.60 is: 45,589.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,639.80 : 49,064.10 = 30,328.60 : x
  2. Step 2: Convert to fraction form
    32,639.80/49,064.10 = 30,328.60/x
  3. Step 3: Cross multiply
    32,639.80x = 49,064.10 × 30,328.60
  4. Step 4: Simplify right side
    32,639.80x = 1,488,045,463.26
  5. Step 5: Solve for x
    x = 1,488,045,463.26/32,639.80
  6. Step 6: Final answer
    x = 45,589.91

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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.