Home / 29,893.14-40,953.78-28,772.10

Finding the Fourth Proportional to 29,893.14, 40,953.78 and 28,772.10

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Solution

The fourth proportional to 29,893.14, 40,953.78 and 28,772.10 is: 39,417.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,893.14 : 40,953.78 = 28,772.10 : x
  2. Step 2: Convert to fraction form
    29,893.14/40,953.78 = 28,772.10/x
  3. Step 3: Cross multiply
    29,893.14x = 40,953.78 × 28,772.10
  4. Step 4: Simplify right side
    29,893.14x = 1,178,326,253.54
  5. Step 5: Solve for x
    x = 1,178,326,253.54/29,893.14
  6. Step 6: Final answer
    x = 39,417.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.