Home / 35,516.64-49,027.02-21,366.78

Finding the Fourth Proportional to 35,516.64, 49,027.02 and 21,366.78

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Solution

The fourth proportional to 35,516.64, 49,027.02 and 21,366.78 is: 29,494.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,516.64 : 49,027.02 = 21,366.78 : x
  2. Step 2: Convert to fraction form
    35,516.64/49,027.02 = 21,366.78/x
  3. Step 3: Cross multiply
    35,516.64x = 49,027.02 × 21,366.78
  4. Step 4: Simplify right side
    35,516.64x = 1,047,549,550.40
  5. Step 5: Solve for x
    x = 1,047,549,550.40/35,516.64
  6. Step 6: Final answer
    x = 29,494.61

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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.