Home / 37,537.12-51,812.76-21,632.16

Finding the Fourth Proportional to 37,537.12, 51,812.76 and 21,632.16

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Solution

The fourth proportional to 37,537.12, 51,812.76 and 21,632.16 is: 29,859.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,537.12 : 51,812.76 = 21,632.16 : x
  2. Step 2: Convert to fraction form
    37,537.12/51,812.76 = 21,632.16/x
  3. Step 3: Cross multiply
    37,537.12x = 51,812.76 × 21,632.16
  4. Step 4: Simplify right side
    37,537.12x = 1,120,822,189.78
  5. Step 5: Solve for x
    x = 1,120,822,189.78/37,537.12
  6. Step 6: Final answer
    x = 29,859.03

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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.