Home / 37,305.29-51,486.22-21,386.67

Finding the Fourth Proportional to 37,305.29, 51,486.22 and 21,386.67

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Solution

The fourth proportional to 37,305.29, 51,486.22 and 21,386.67 is: 29,516.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,305.29 : 51,486.22 = 21,386.67 : x
  2. Step 2: Convert to fraction form
    37,305.29/51,486.22 = 21,386.67/x
  3. Step 3: Cross multiply
    37,305.29x = 51,486.22 × 21,386.67
  4. Step 4: Simplify right side
    37,305.29x = 1,101,118,796.69
  5. Step 5: Solve for x
    x = 1,101,118,796.69/37,305.29
  6. Step 6: Final answer
    x = 29,516.43

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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.