Home / 37,920.57-52,333.70-20,926.41

Finding the Fourth Proportional to 37,920.57, 52,333.70 and 20,926.41

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Solution

The fourth proportional to 37,920.57, 52,333.70 and 20,926.41 is: 28,880.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,920.57 : 52,333.70 = 20,926.41 : x
  2. Step 2: Convert to fraction form
    37,920.57/52,333.70 = 20,926.41/x
  3. Step 3: Cross multiply
    37,920.57x = 52,333.70 × 20,926.41
  4. Step 4: Simplify right side
    37,920.57x = 1,095,156,358.38
  5. Step 5: Solve for x
    x = 1,095,156,358.38/37,920.57
  6. Step 6: Final answer
    x = 28,880.27

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Double scale
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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.