Home / 16,948.26-23,390.37-10,488.78

Finding the Fourth Proportional to 16,948.26, 23,390.37 and 10,488.78

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Solution

The fourth proportional to 16,948.26, 23,390.37 and 10,488.78 is: 14,475.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,948.26 : 23,390.37 = 10,488.78 : x
  2. Step 2: Convert to fraction form
    16,948.26/23,390.37 = 10,488.78/x
  3. Step 3: Cross multiply
    16,948.26x = 23,390.37 × 10,488.78
  4. Step 4: Simplify right side
    16,948.26x = 245,336,445.05
  5. Step 5: Solve for x
    x = 245,336,445.05/16,948.26
  6. Step 6: Final answer
    x = 14,475.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.