Home / 36,541.64-50,422.05-21,428.60

Finding the Fourth Proportional to 36,541.64, 50,422.05 and 21,428.60

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Solution

The fourth proportional to 36,541.64, 50,422.05 and 21,428.60 is: 29,568.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,541.64 : 50,422.05 = 21,428.60 : x
  2. Step 2: Convert to fraction form
    36,541.64/50,422.05 = 21,428.60/x
  3. Step 3: Cross multiply
    36,541.64x = 50,422.05 × 21,428.60
  4. Step 4: Simplify right side
    36,541.64x = 1,080,473,940.63
  5. Step 5: Solve for x
    x = 1,080,473,940.63/36,541.64
  6. Step 6: Final answer
    x = 29,568.29

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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.