Home / 15,989.59-23,970.71-6,135.94

Finding the Fourth Proportional to 15,989.59, 23,970.71 and 6,135.94

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Solution

The fourth proportional to 15,989.59, 23,970.71 and 6,135.94 is: 9,198.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,989.59 : 23,970.71 = 6,135.94 : x
  2. Step 2: Convert to fraction form
    15,989.59/23,970.71 = 6,135.94/x
  3. Step 3: Cross multiply
    15,989.59x = 23,970.71 × 6,135.94
  4. Step 4: Simplify right side
    15,989.59x = 147,082,747.71
  5. Step 5: Solve for x
    x = 147,082,747.71/15,989.59
  6. Step 6: Final answer
    x = 9,198.66

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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.