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Finding the Fourth Proportional to 26,736, 36,894.24 and 14,798.76

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Solution

The fourth proportional to 26,736, 36,894.24 and 14,798.76 is: 20,421.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,736 : 36,894.24 = 14,798.76 : x
  2. Step 2: Convert to fraction form
    26,736/36,894.24 = 14,798.76/x
  3. Step 3: Cross multiply
    26,736x = 36,894.24 × 14,798.76
  4. Step 4: Simplify right side
    26,736x = 545,989,003.14
  5. Step 5: Solve for x
    x = 545,989,003.14/26,736
  6. Step 6: Final answer
    x = 20,421.49

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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.