Home / 35,612.77-49,151.37-21,268.02

Finding the Fourth Proportional to 35,612.77, 49,151.37 and 21,268.02

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Solution

The fourth proportional to 35,612.77, 49,151.37 and 21,268.02 is: 29,353.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,612.77 : 49,151.37 = 21,268.02 : x
  2. Step 2: Convert to fraction form
    35,612.77/49,151.37 = 21,268.02/x
  3. Step 3: Cross multiply
    35,612.77x = 49,151.37 × 21,268.02
  4. Step 4: Simplify right side
    35,612.77x = 1,045,352,363.11
  5. Step 5: Solve for x
    x = 1,045,352,363.11/35,612.77
  6. Step 6: Final answer
    x = 29,353.30

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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.