Home / 19,792.17-27,312.05-10,839.85

Finding the Fourth Proportional to 19,792.17, 27,312.05 and 10,839.85

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Solution

The fourth proportional to 19,792.17, 27,312.05 and 10,839.85 is: 14,958.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,792.17 : 27,312.05 = 10,839.85 : x
  2. Step 2: Convert to fraction form
    19,792.17/27,312.05 = 10,839.85/x
  3. Step 3: Cross multiply
    19,792.17x = 27,312.05 × 10,839.85
  4. Step 4: Simplify right side
    19,792.17x = 296,058,484.01
  5. Step 5: Solve for x
    x = 296,058,484.01/19,792.17
  6. Step 6: Final answer
    x = 14,958.36

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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.