Home / 35,873.42-53,789.27-12,172.95

Finding the Fourth Proportional to 35,873.42, 53,789.27 and 12,172.95

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Solution

The fourth proportional to 35,873.42, 53,789.27 and 12,172.95 is: 18,252.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,873.42 : 53,789.27 = 12,172.95 : x
  2. Step 2: Convert to fraction form
    35,873.42/53,789.27 = 12,172.95/x
  3. Step 3: Cross multiply
    35,873.42x = 53,789.27 × 12,172.95
  4. Step 4: Simplify right side
    35,873.42x = 654,774,033.38
  5. Step 5: Solve for x
    x = 654,774,033.38/35,873.42
  6. Step 6: Final answer
    x = 18,252.35

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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.