Home / 36,975.18-51,025.68-20,208.18

Finding the Fourth Proportional to 36,975.18, 51,025.68 and 20,208.18

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Solution

The fourth proportional to 36,975.18, 51,025.68 and 20,208.18 is: 27,887.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,975.18 : 51,025.68 = 20,208.18 : x
  2. Step 2: Convert to fraction form
    36,975.18/51,025.68 = 20,208.18/x
  3. Step 3: Cross multiply
    36,975.18x = 51,025.68 × 20,208.18
  4. Step 4: Simplify right side
    36,975.18x = 1,031,136,126.06
  5. Step 5: Solve for x
    x = 1,031,136,126.06/36,975.18
  6. Step 6: Final answer
    x = 27,887.25

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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.