Home / 35,406.45-53,076.87-17,855.91

Finding the Fourth Proportional to 35,406.45, 53,076.87 and 17,855.91

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Solution

The fourth proportional to 35,406.45, 53,076.87 and 17,855.91 is: 26,767.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,406.45 : 53,076.87 = 17,855.91 : x
  2. Step 2: Convert to fraction form
    35,406.45/53,076.87 = 17,855.91/x
  3. Step 3: Cross multiply
    35,406.45x = 53,076.87 × 17,855.91
  4. Step 4: Simplify right side
    35,406.45x = 947,735,813.80
  5. Step 5: Solve for x
    x = 947,735,813.80/35,406.45
  6. Step 6: Final answer
    x = 26,767.32

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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.