Home / 37,328.67-51,512.67-21,412.07

Finding the Fourth Proportional to 37,328.67, 51,512.67 and 21,412.07

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Solution

The fourth proportional to 37,328.67, 51,512.67 and 21,412.07 is: 29,548.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,328.67 : 51,512.67 = 21,412.07 : x
  2. Step 2: Convert to fraction form
    37,328.67/51,512.67 = 21,412.07/x
  3. Step 3: Cross multiply
    37,328.67x = 51,512.67 × 21,412.07
  4. Step 4: Simplify right side
    37,328.67x = 1,102,992,895.93
  5. Step 5: Solve for x
    x = 1,102,992,895.93/37,328.67
  6. Step 6: Final answer
    x = 29,548.14

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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.