Home / 36,298.63-54,455.64-12,925

Finding the Fourth Proportional to 36,298.63, 54,455.64 and 12,925

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Solution

The fourth proportional to 36,298.63, 54,455.64 and 12,925 is: 19,390.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,298.63 : 54,455.64 = 12,925 : x
  2. Step 2: Convert to fraction form
    36,298.63/54,455.64 = 12,925/x
  3. Step 3: Cross multiply
    36,298.63x = 54,455.64 × 12,925
  4. Step 4: Simplify right side
    36,298.63x = 703,839,147
  5. Step 5: Solve for x
    x = 703,839,147/36,298.63
  6. Step 6: Final answer
    x = 19,390.24

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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.