Home / 37,924.72-52,336.68-20,928.70

Finding the Fourth Proportional to 37,924.72, 52,336.68 and 20,928.70

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Solution

The fourth proportional to 37,924.72, 52,336.68 and 20,928.70 is: 28,881.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,924.72 : 52,336.68 = 20,928.70 : x
  2. Step 2: Convert to fraction form
    37,924.72/52,336.68 = 20,928.70/x
  3. Step 3: Cross multiply
    37,924.72x = 52,336.68 × 20,928.70
  4. Step 4: Simplify right side
    37,924.72x = 1,095,338,674.72
  5. Step 5: Solve for x
    x = 1,095,338,674.72/37,924.72
  6. Step 6: Final answer
    x = 28,881.92

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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.