Home / 28,844.32-39,805.68-16,916.26

Finding the Fourth Proportional to 28,844.32, 39,805.68 and 16,916.26

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Solution

The fourth proportional to 28,844.32, 39,805.68 and 16,916.26 is: 23,344.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,844.32 : 39,805.68 = 16,916.26 : x
  2. Step 2: Convert to fraction form
    28,844.32/39,805.68 = 16,916.26/x
  3. Step 3: Cross multiply
    28,844.32x = 39,805.68 × 16,916.26
  4. Step 4: Simplify right side
    28,844.32x = 673,363,232.36
  5. Step 5: Solve for x
    x = 673,363,232.36/28,844.32
  6. Step 6: Final answer
    x = 23,344.74

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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.