Home / 26,719.49-36,872.94-14,783.63

Finding the Fourth Proportional to 26,719.49, 36,872.94 and 14,783.63

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Solution

The fourth proportional to 26,719.49, 36,872.94 and 14,783.63 is: 20,401.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,719.49 : 36,872.94 = 14,783.63 : x
  2. Step 2: Convert to fraction form
    26,719.49/36,872.94 = 14,783.63/x
  3. Step 3: Cross multiply
    26,719.49x = 36,872.94 × 14,783.63
  4. Step 4: Simplify right side
    26,719.49x = 545,115,717.61
  5. Step 5: Solve for x
    x = 545,115,717.61/26,719.49
  6. Step 6: Final answer
    x = 20,401.43

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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.