Home / 36,971.76-51,026.32-21,057.69

Finding the Fourth Proportional to 36,971.76, 51,026.32 and 21,057.69

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Solution

The fourth proportional to 36,971.76, 51,026.32 and 21,057.69 is: 29,062.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,971.76 : 51,026.32 = 21,057.69 : x
  2. Step 2: Convert to fraction form
    36,971.76/51,026.32 = 21,057.69/x
  3. Step 3: Cross multiply
    36,971.76x = 51,026.32 × 21,057.69
  4. Step 4: Simplify right side
    36,971.76x = 1,074,496,428.40
  5. Step 5: Solve for x
    x = 1,074,496,428.40/36,971.76
  6. Step 6: Final answer
    x = 29,062.63

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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.