Home / 19,593.18-27,037.82-10,640.48

Finding the Fourth Proportional to 19,593.18, 27,037.82 and 10,640.48

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Solution

The fourth proportional to 19,593.18, 27,037.82 and 10,640.48 is: 14,683.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,593.18 : 27,037.82 = 10,640.48 : x
  2. Step 2: Convert to fraction form
    19,593.18/27,037.82 = 10,640.48/x
  3. Step 3: Cross multiply
    19,593.18x = 27,037.82 × 10,640.48
  4. Step 4: Simplify right side
    19,593.18x = 287,695,382.95
  5. Step 5: Solve for x
    x = 287,695,382.95/19,593.18
  6. Step 6: Final answer
    x = 14,683.45

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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.