Home / 35,211.69-52,781.49-15,486.57

Finding the Fourth Proportional to 35,211.69, 52,781.49 and 15,486.57

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Solution

The fourth proportional to 35,211.69, 52,781.49 and 15,486.57 is: 23,214.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,211.69 : 52,781.49 = 15,486.57 : x
  2. Step 2: Convert to fraction form
    35,211.69/52,781.49 = 15,486.57/x
  3. Step 3: Cross multiply
    35,211.69x = 52,781.49 × 15,486.57
  4. Step 4: Simplify right side
    35,211.69x = 817,404,239.59
  5. Step 5: Solve for x
    x = 817,404,239.59/35,211.69
  6. Step 6: Final answer
    x = 23,214.00

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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.