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Finding the Fourth Proportional to 26,765, 36,934.87 and 14,828.07

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Solution

The fourth proportional to 26,765, 36,934.87 and 14,828.07 is: 20,462.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,765 : 36,934.87 = 14,828.07 : x
  2. Step 2: Convert to fraction form
    26,765/36,934.87 = 14,828.07/x
  3. Step 3: Cross multiply
    26,765x = 36,934.87 × 14,828.07
  4. Step 4: Simplify right side
    26,765x = 547,672,837.80
  5. Step 5: Solve for x
    x = 547,672,837.80/26,765
  6. Step 6: Final answer
    x = 20,462.28

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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.