Home / 37,894.27-52,291.79-20,898.70

Finding the Fourth Proportional to 37,894.27, 52,291.79 and 20,898.70

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Solution

The fourth proportional to 37,894.27, 52,291.79 and 20,898.70 is: 28,838.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,894.27 : 52,291.79 = 20,898.70 : x
  2. Step 2: Convert to fraction form
    37,894.27/52,291.79 = 20,898.70/x
  3. Step 3: Cross multiply
    37,894.27x = 52,291.79 × 20,898.70
  4. Step 4: Simplify right side
    37,894.27x = 1,092,830,431.67
  5. Step 5: Solve for x
    x = 1,092,830,431.67/37,894.27
  6. Step 6: Final answer
    x = 28,838.94

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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.