Home / 35,989.51-49,665.59-20,073.55

Finding the Fourth Proportional to 35,989.51, 49,665.59 and 20,073.55

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Solution

The fourth proportional to 35,989.51, 49,665.59 and 20,073.55 is: 27,701.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,989.51 : 49,665.59 = 20,073.55 : x
  2. Step 2: Convert to fraction form
    35,989.51/49,665.59 = 20,073.55/x
  3. Step 3: Cross multiply
    35,989.51x = 49,665.59 × 20,073.55
  4. Step 4: Simplify right side
    35,989.51x = 996,964,704.14
  5. Step 5: Solve for x
    x = 996,964,704.14/35,989.51
  6. Step 6: Final answer
    x = 27,701.54

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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.