Home / 37,787.68-52,081.68-28,339.84

Finding the Fourth Proportional to 37,787.68, 52,081.68 and 28,339.84

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Solution

The fourth proportional to 37,787.68, 52,081.68 and 28,339.84 is: 39,059.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,787.68 : 52,081.68 = 28,339.84 : x
  2. Step 2: Convert to fraction form
    37,787.68/52,081.68 = 28,339.84/x
  3. Step 3: Cross multiply
    37,787.68x = 52,081.68 × 28,339.84
  4. Step 4: Simplify right side
    37,787.68x = 1,475,986,478.13
  5. Step 5: Solve for x
    x = 1,475,986,478.13/37,787.68
  6. Step 6: Final answer
    x = 39,059.99

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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.