Home / 37,270.75-51,434.57-20,275.95

Finding the Fourth Proportional to 37,270.75, 51,434.57 and 20,275.95

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Solution

The fourth proportional to 37,270.75, 51,434.57 and 20,275.95 is: 27,981.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,270.75 : 51,434.57 = 20,275.95 : x
  2. Step 2: Convert to fraction form
    37,270.75/51,434.57 = 20,275.95/x
  3. Step 3: Cross multiply
    37,270.75x = 51,434.57 × 20,275.95
  4. Step 4: Simplify right side
    37,270.75x = 1,042,884,769.59
  5. Step 5: Solve for x
    x = 1,042,884,769.59/37,270.75
  6. Step 6: Final answer
    x = 27,981.32

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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.