Home / 36,988.56-51,044.04-20,220.48

Finding the Fourth Proportional to 36,988.56, 51,044.04 and 20,220.48

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Solution

The fourth proportional to 36,988.56, 51,044.04 and 20,220.48 is: 27,904.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,988.56 : 51,044.04 = 20,220.48 : x
  2. Step 2: Convert to fraction form
    36,988.56/51,044.04 = 20,220.48/x
  3. Step 3: Cross multiply
    36,988.56x = 51,044.04 × 20,220.48
  4. Step 4: Simplify right side
    36,988.56x = 1,032,134,989.94
  5. Step 5: Solve for x
    x = 1,032,134,989.94/36,988.56
  6. Step 6: Final answer
    x = 27,904.17

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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.