Home / 35,672.64-49,228.61-21,522.75

Finding the Fourth Proportional to 35,672.64, 49,228.61 and 21,522.75

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Solution

The fourth proportional to 35,672.64, 49,228.61 and 21,522.75 is: 29,701.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,672.64 : 49,228.61 = 21,522.75 : x
  2. Step 2: Convert to fraction form
    35,672.64/49,228.61 = 21,522.75/x
  3. Step 3: Cross multiply
    35,672.64x = 49,228.61 × 21,522.75
  4. Step 4: Simplify right side
    35,672.64x = 1,059,534,958.26
  5. Step 5: Solve for x
    x = 1,059,534,958.26/35,672.64
  6. Step 6: Final answer
    x = 29,701.61

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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.