Home / 35,238.24-52,840.62-20,451.69

Finding the Fourth Proportional to 35,238.24, 52,840.62 and 20,451.69

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Solution

The fourth proportional to 35,238.24, 52,840.62 and 20,451.69 is: 30,667.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,238.24 : 52,840.62 = 20,451.69 : x
  2. Step 2: Convert to fraction form
    35,238.24/52,840.62 = 20,451.69/x
  3. Step 3: Cross multiply
    35,238.24x = 52,840.62 × 20,451.69
  4. Step 4: Simplify right side
    35,238.24x = 1,080,679,979.65
  5. Step 5: Solve for x
    x = 1,080,679,979.65/35,238.24
  6. Step 6: Final answer
    x = 30,667.82

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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.