Home / 16,390.26-24,618.51-9,828.90

Finding the Fourth Proportional to 16,390.26, 24,618.51 and 9,828.90

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Solution

The fourth proportional to 16,390.26, 24,618.51 and 9,828.90 is: 14,763.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390.26 : 24,618.51 = 9,828.90 : x
  2. Step 2: Convert to fraction form
    16,390.26/24,618.51 = 9,828.90/x
  3. Step 3: Cross multiply
    16,390.26x = 24,618.51 × 9,828.90
  4. Step 4: Simplify right side
    16,390.26x = 241,972,872.94
  5. Step 5: Solve for x
    x = 241,972,872.94/16,390.26
  6. Step 6: Final answer
    x = 14,763.21

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1.5x scale

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.