Home / 36,028.72-53,995.29-19,158.22

Finding the Fourth Proportional to 36,028.72, 53,995.29 and 19,158.22

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Solution

The fourth proportional to 36,028.72, 53,995.29 and 19,158.22 is: 28,711.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,028.72 : 53,995.29 = 19,158.22 : x
  2. Step 2: Convert to fraction form
    36,028.72/53,995.29 = 19,158.22/x
  3. Step 3: Cross multiply
    36,028.72x = 53,995.29 × 19,158.22
  4. Step 4: Simplify right side
    36,028.72x = 1,034,453,644.78
  5. Step 5: Solve for x
    x = 1,034,453,644.78/36,028.72
  6. Step 6: Final answer
    x = 28,711.92

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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.