Home / 36,999.13-51,055.89-21,080.47

Finding the Fourth Proportional to 36,999.13, 51,055.89 and 21,080.47

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Solution

The fourth proportional to 36,999.13, 51,055.89 and 21,080.47 is: 29,089.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,999.13 : 51,055.89 = 21,080.47 : x
  2. Step 2: Convert to fraction form
    36,999.13/51,055.89 = 21,080.47/x
  3. Step 3: Cross multiply
    36,999.13x = 51,055.89 × 21,080.47
  4. Step 4: Simplify right side
    36,999.13x = 1,076,282,157.47
  5. Step 5: Solve for x
    x = 1,076,282,157.47/36,999.13
  6. Step 6: Final answer
    x = 29,089.39

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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.