Home / 37,731.94-52,070.07-20,964.94

Finding the Fourth Proportional to 37,731.94, 52,070.07 and 20,964.94

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Solution

The fourth proportional to 37,731.94, 52,070.07 and 20,964.94 is: 28,931.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,731.94 : 52,070.07 = 20,964.94 : x
  2. Step 2: Convert to fraction form
    37,731.94/52,070.07 = 20,964.94/x
  3. Step 3: Cross multiply
    37,731.94x = 52,070.07 × 20,964.94
  4. Step 4: Simplify right side
    37,731.94x = 1,091,645,841.79
  5. Step 5: Solve for x
    x = 1,091,645,841.79/37,731.94
  6. Step 6: Final answer
    x = 28,931.61

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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.