Home / 35,090.36-52,636.50-11,715.96

Finding the Fourth Proportional to 35,090.36, 52,636.50 and 11,715.96

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Solution

The fourth proportional to 35,090.36, 52,636.50 and 11,715.96 is: 17,574.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,090.36 : 52,636.50 = 11,715.96 : x
  2. Step 2: Convert to fraction form
    35,090.36/52,636.50 = 11,715.96/x
  3. Step 3: Cross multiply
    35,090.36x = 52,636.50 × 11,715.96
  4. Step 4: Simplify right side
    35,090.36x = 616,687,128.54
  5. Step 5: Solve for x
    x = 616,687,128.54/35,090.36
  6. Step 6: Final answer
    x = 17,574.26

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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.