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Finding the Fourth Proportional to 35,999.01, 49,678.16 and 20,894.27

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Solution

The fourth proportional to 35,999.01, 49,678.16 and 20,894.27 is: 28,833.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,999.01 : 49,678.16 = 20,894.27 : x
  2. Step 2: Convert to fraction form
    35,999.01/49,678.16 = 20,894.27/x
  3. Step 3: Cross multiply
    35,999.01x = 49,678.16 × 20,894.27
  4. Step 4: Simplify right side
    35,999.01x = 1,037,988,535.28
  5. Step 5: Solve for x
    x = 1,037,988,535.28/35,999.01
  6. Step 6: Final answer
    x = 28,833.81

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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.