Home / 35,973.84-49,640.28-20,056.80

Finding the Fourth Proportional to 35,973.84, 49,640.28 and 20,056.80

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Solution

The fourth proportional to 35,973.84, 49,640.28 and 20,056.80 is: 27,676.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,973.84 : 49,640.28 = 20,056.80 : x
  2. Step 2: Convert to fraction form
    35,973.84/49,640.28 = 20,056.80/x
  3. Step 3: Cross multiply
    35,973.84x = 49,640.28 × 20,056.80
  4. Step 4: Simplify right side
    35,973.84x = 995,625,167.90
  5. Step 5: Solve for x
    x = 995,625,167.90/35,973.84
  6. Step 6: Final answer
    x = 27,676.37

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1.5x scale

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.