Home / 23,073.64-34,640.22-19,807.72

Finding the Fourth Proportional to 23,073.64, 34,640.22 and 19,807.72

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Solution

The fourth proportional to 23,073.64, 34,640.22 and 19,807.72 is: 29,737.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,073.64 : 34,640.22 = 19,807.72 : x
  2. Step 2: Convert to fraction form
    23,073.64/34,640.22 = 19,807.72/x
  3. Step 3: Cross multiply
    23,073.64x = 34,640.22 × 19,807.72
  4. Step 4: Simplify right side
    23,073.64x = 686,143,778.50
  5. Step 5: Solve for x
    x = 686,143,778.50/23,073.64
  6. Step 6: Final answer
    x = 29,737.13

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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.