Home / 19,593.04-27,038.39-10,640.55

Finding the Fourth Proportional to 19,593.04, 27,038.39 and 10,640.55

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Solution

The fourth proportional to 19,593.04, 27,038.39 and 10,640.55 is: 14,683.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,593.04 : 27,038.39 = 10,640.55 : x
  2. Step 2: Convert to fraction form
    19,593.04/27,038.39 = 10,640.55/x
  3. Step 3: Cross multiply
    19,593.04x = 27,038.39 × 10,640.55
  4. Step 4: Simplify right side
    19,593.04x = 287,703,245.97
  5. Step 5: Solve for x
    x = 287,703,245.97/19,593.04
  6. Step 6: Final answer
    x = 14,683.95

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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.