Home / 35,422.99-53,142.29-11,737.89

Finding the Fourth Proportional to 35,422.99, 53,142.29 and 11,737.89

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Solution

The fourth proportional to 35,422.99, 53,142.29 and 11,737.89 is: 17,609.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,422.99 : 53,142.29 = 11,737.89 : x
  2. Step 2: Convert to fraction form
    35,422.99/53,142.29 = 11,737.89/x
  3. Step 3: Cross multiply
    35,422.99x = 53,142.29 × 11,737.89
  4. Step 4: Simplify right side
    35,422.99x = 623,778,354.37
  5. Step 5: Solve for x
    x = 623,778,354.37/35,422.99
  6. Step 6: Final answer
    x = 17,609.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.