Home / 15,821.58-23,732.32-6,465.98

Finding the Fourth Proportional to 15,821.58, 23,732.32 and 6,465.98

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Solution

The fourth proportional to 15,821.58, 23,732.32 and 6,465.98 is: 9,698.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,821.58 : 23,732.32 = 6,465.98 : x
  2. Step 2: Convert to fraction form
    15,821.58/23,732.32 = 6,465.98/x
  3. Step 3: Cross multiply
    15,821.58x = 23,732.32 × 6,465.98
  4. Step 4: Simplify right side
    15,821.58x = 153,452,706.47
  5. Step 5: Solve for x
    x = 153,452,706.47/15,821.58
  6. Step 6: Final answer
    x = 9,698.95

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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.