Home / 36,943.19-55,344.71-21,918.57

Finding the Fourth Proportional to 36,943.19, 55,344.71 and 21,918.57

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Solution

The fourth proportional to 36,943.19, 55,344.71 and 21,918.57 is: 32,836.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,943.19 : 55,344.71 = 21,918.57 : x
  2. Step 2: Convert to fraction form
    36,943.19/55,344.71 = 21,918.57/x
  3. Step 3: Cross multiply
    36,943.19x = 55,344.71 × 21,918.57
  4. Step 4: Simplify right side
    36,943.19x = 1,213,076,790.67
  5. Step 5: Solve for x
    x = 1,213,076,790.67/36,943.19
  6. Step 6: Final answer
    x = 32,836.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.