Home / 15,766.83-23,653.16-4,521.70

Finding the Fourth Proportional to 15,766.83, 23,653.16 and 4,521.70

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Solution

The fourth proportional to 15,766.83, 23,653.16 and 4,521.70 is: 6,783.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,766.83 : 23,653.16 = 4,521.70 : x
  2. Step 2: Convert to fraction form
    15,766.83/23,653.16 = 4,521.70/x
  3. Step 3: Cross multiply
    15,766.83x = 23,653.16 × 4,521.70
  4. Step 4: Simplify right side
    15,766.83x = 106,952,428.79
  5. Step 5: Solve for x
    x = 106,952,428.79/15,766.83
  6. Step 6: Final answer
    x = 6,783.38

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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.