Home / 36,995.88-51,051.68-21,077.40

Finding the Fourth Proportional to 36,995.88, 51,051.68 and 21,077.40

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Solution

The fourth proportional to 36,995.88, 51,051.68 and 21,077.40 is: 29,085.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,995.88 : 51,051.68 = 21,077.40 : x
  2. Step 2: Convert to fraction form
    36,995.88/51,051.68 = 21,077.40/x
  3. Step 3: Cross multiply
    36,995.88x = 51,051.68 × 21,077.40
  4. Step 4: Simplify right side
    36,995.88x = 1,076,036,680.03
  5. Step 5: Solve for x
    x = 1,076,036,680.03/36,995.88
  6. Step 6: Final answer
    x = 29,085.31

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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.