Home / 35,588.88-49,118.04-20,480.54

Finding the Fourth Proportional to 35,588.88, 49,118.04 and 20,480.54

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Solution

The fourth proportional to 35,588.88, 49,118.04 and 20,480.54 is: 28,266.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,588.88 : 49,118.04 = 20,480.54 : x
  2. Step 2: Convert to fraction form
    35,588.88/49,118.04 = 20,480.54/x
  3. Step 3: Cross multiply
    35,588.88x = 49,118.04 × 20,480.54
  4. Step 4: Simplify right side
    35,588.88x = 1,005,963,737.35
  5. Step 5: Solve for x
    x = 1,005,963,737.35/35,588.88
  6. Step 6: Final answer
    x = 28,266.24

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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.