Home / 35,284.62-52,857.74-20,462.40

Finding the Fourth Proportional to 35,284.62, 52,857.74 and 20,462.40

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Solution

The fourth proportional to 35,284.62, 52,857.74 and 20,462.40 is: 30,653.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,284.62 : 52,857.74 = 20,462.40 : x
  2. Step 2: Convert to fraction form
    35,284.62/52,857.74 = 20,462.40/x
  3. Step 3: Cross multiply
    35,284.62x = 52,857.74 × 20,462.40
  4. Step 4: Simplify right side
    35,284.62x = 1,081,596,200.59
  5. Step 5: Solve for x
    x = 1,081,596,200.59/35,284.62
  6. Step 6: Final answer
    x = 30,653.47

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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.