Home / 35,708.55-53,516.19-19,912.95

Finding the Fourth Proportional to 35,708.55, 53,516.19 and 19,912.95

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Solution

The fourth proportional to 35,708.55, 53,516.19 and 19,912.95 is: 29,843.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,708.55 : 53,516.19 = 19,912.95 : x
  2. Step 2: Convert to fraction form
    35,708.55/53,516.19 = 19,912.95/x
  3. Step 3: Cross multiply
    35,708.55x = 53,516.19 × 19,912.95
  4. Step 4: Simplify right side
    35,708.55x = 1,065,665,215.66
  5. Step 5: Solve for x
    x = 1,065,665,215.66/35,708.55
  6. Step 6: Final answer
    x = 29,843.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.