Home / 36,992.16-51,053.04-21,889.68

Finding the Fourth Proportional to 36,992.16, 51,053.04 and 21,889.68

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Solution

The fourth proportional to 36,992.16, 51,053.04 and 21,889.68 is: 30,210.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,992.16 : 51,053.04 = 21,889.68 : x
  2. Step 2: Convert to fraction form
    36,992.16/51,053.04 = 21,889.68/x
  3. Step 3: Cross multiply
    36,992.16x = 51,053.04 × 21,889.68
  4. Step 4: Simplify right side
    36,992.16x = 1,117,534,708.63
  5. Step 5: Solve for x
    x = 1,117,534,708.63/36,992.16
  6. Step 6: Final answer
    x = 30,210.04

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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.