Home / 22,916.16-34,530.34-18,847.32

Finding the Fourth Proportional to 22,916.16, 34,530.34 and 18,847.32

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Solution

The fourth proportional to 22,916.16, 34,530.34 and 18,847.32 is: 28,399.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,916.16 : 34,530.34 = 18,847.32 : x
  2. Step 2: Convert to fraction form
    22,916.16/34,530.34 = 18,847.32/x
  3. Step 3: Cross multiply
    22,916.16x = 34,530.34 × 18,847.32
  4. Step 4: Simplify right side
    22,916.16x = 650,804,367.69
  5. Step 5: Solve for x
    x = 650,804,367.69/22,916.16
  6. Step 6: Final answer
    x = 28,399.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.