Home / 35,971.84-49,640.64-20,056

Finding the Fourth Proportional to 35,971.84, 49,640.64 and 20,056

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Solution

The fourth proportional to 35,971.84, 49,640.64 and 20,056 is: 27,677.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,971.84 : 49,640.64 = 20,056 : x
  2. Step 2: Convert to fraction form
    35,971.84/49,640.64 = 20,056/x
  3. Step 3: Cross multiply
    35,971.84x = 49,640.64 × 20,056
  4. Step 4: Simplify right side
    35,971.84x = 995,592,675.84
  5. Step 5: Solve for x
    x = 995,592,675.84/35,971.84
  6. Step 6: Final answer
    x = 27,677.00

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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.