Home / 35,212.94-52,783.36-15,487.82

Finding the Fourth Proportional to 35,212.94, 52,783.36 and 15,487.82

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Solution

The fourth proportional to 35,212.94, 52,783.36 and 15,487.82 is: 23,215.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,212.94 : 52,783.36 = 15,487.82 : x
  2. Step 2: Convert to fraction form
    35,212.94/52,783.36 = 15,487.82/x
  3. Step 3: Cross multiply
    35,212.94x = 52,783.36 × 15,487.82
  4. Step 4: Simplify right side
    35,212.94x = 817,499,178.68
  5. Step 5: Solve for x
    x = 817,499,178.68/35,212.94
  6. Step 6: Final answer
    x = 23,215.87

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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.