Home / 19,593.57-27,032.49-12,878.67

Finding the Fourth Proportional to 19,593.57, 27,032.49 and 12,878.67

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Solution

The fourth proportional to 19,593.57, 27,032.49 and 12,878.67 is: 17,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,593.57 : 27,032.49 = 12,878.67 : x
  2. Step 2: Convert to fraction form
    19,593.57/27,032.49 = 12,878.67/x
  3. Step 3: Cross multiply
    19,593.57x = 27,032.49 × 12,878.67
  4. Step 4: Simplify right side
    19,593.57x = 348,142,517.99
  5. Step 5: Solve for x
    x = 348,142,517.99/19,593.57
  6. Step 6: Final answer
    x = 17,768.20

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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.