Home / 37,476.16-51,717.76-20,708.80

Finding the Fourth Proportional to 37,476.16, 51,717.76 and 20,708.80

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Solution

The fourth proportional to 37,476.16, 51,717.76 and 20,708.80 is: 28,578.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,476.16 : 51,717.76 = 20,708.80 : x
  2. Step 2: Convert to fraction form
    37,476.16/51,717.76 = 20,708.80/x
  3. Step 3: Cross multiply
    37,476.16x = 51,717.76 × 20,708.80
  4. Step 4: Simplify right side
    37,476.16x = 1,071,012,748.29
  5. Step 5: Solve for x
    x = 1,071,012,748.29/37,476.16
  6. Step 6: Final answer
    x = 28,578.51

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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.