Home / 37,314.68-51,454.79-28,818.18

Finding the Fourth Proportional to 37,314.68, 51,454.79 and 28,818.18

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Solution

The fourth proportional to 37,314.68, 51,454.79 and 28,818.18 is: 39,738.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,314.68 : 51,454.79 = 28,818.18 : x
  2. Step 2: Convert to fraction form
    37,314.68/51,454.79 = 28,818.18/x
  3. Step 3: Cross multiply
    37,314.68x = 51,454.79 × 28,818.18
  4. Step 4: Simplify right side
    37,314.68x = 1,482,833,364.06
  5. Step 5: Solve for x
    x = 1,482,833,364.06/37,314.68
  6. Step 6: Final answer
    x = 39,738.61

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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.