Home / 35,522.45-49,021.07-19,389.90

Finding the Fourth Proportional to 35,522.45, 49,021.07 and 19,389.90

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Solution

The fourth proportional to 35,522.45, 49,021.07 and 19,389.90 is: 26,758.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,522.45 : 49,021.07 = 19,389.90 : x
  2. Step 2: Convert to fraction form
    35,522.45/49,021.07 = 19,389.90/x
  3. Step 3: Cross multiply
    35,522.45x = 49,021.07 × 19,389.90
  4. Step 4: Simplify right side
    35,522.45x = 950,513,548.24
  5. Step 5: Solve for x
    x = 950,513,548.24/35,522.45
  6. Step 6: Final answer
    x = 26,758.11

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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.