Home / 35,768.36-49,360.02-20,664.20

Finding the Fourth Proportional to 35,768.36, 49,360.02 and 20,664.20

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Solution

The fourth proportional to 35,768.36, 49,360.02 and 20,664.20 is: 28,516.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,768.36 : 49,360.02 = 20,664.20 : x
  2. Step 2: Convert to fraction form
    35,768.36/49,360.02 = 20,664.20/x
  3. Step 3: Cross multiply
    35,768.36x = 49,360.02 × 20,664.20
  4. Step 4: Simplify right side
    35,768.36x = 1,019,985,325.28
  5. Step 5: Solve for x
    x = 1,019,985,325.28/35,768.36
  6. Step 6: Final answer
    x = 28,516.41

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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.