Home / 26,426.63-36,469.85-14,490.42

Finding the Fourth Proportional to 26,426.63, 36,469.85 and 14,490.42

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Solution

The fourth proportional to 26,426.63, 36,469.85 and 14,490.42 is: 19,997.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,426.63 : 36,469.85 = 14,490.42 : x
  2. Step 2: Convert to fraction form
    26,426.63/36,469.85 = 14,490.42/x
  3. Step 3: Cross multiply
    26,426.63x = 36,469.85 × 14,490.42
  4. Step 4: Simplify right side
    26,426.63x = 528,463,371.38
  5. Step 5: Solve for x
    x = 528,463,371.38/26,426.63
  6. Step 6: Final answer
    x = 19,997.38

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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.