Home / 12,935.37-19,402.12-4,614.45

Finding the Fourth Proportional to 12,935.37, 19,402.12 and 4,614.45

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Solution

The fourth proportional to 12,935.37, 19,402.12 and 4,614.45 is: 6,921.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,935.37 : 19,402.12 = 4,614.45 : x
  2. Step 2: Convert to fraction form
    12,935.37/19,402.12 = 4,614.45/x
  3. Step 3: Cross multiply
    12,935.37x = 19,402.12 × 4,614.45
  4. Step 4: Simplify right side
    12,935.37x = 89,530,112.63
  5. Step 5: Solve for x
    x = 89,530,112.63/12,935.37
  6. Step 6: Final answer
    x = 6,921.34

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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.