Home / 43,137.32-64,712.51-13,552.37

Finding the Fourth Proportional to 43,137.32, 64,712.51 and 13,552.37

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Solution

The fourth proportional to 43,137.32, 64,712.51 and 13,552.37 is: 20,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,137.32 : 64,712.51 = 13,552.37 : x
  2. Step 2: Convert to fraction form
    43,137.32/64,712.51 = 13,552.37/x
  3. Step 3: Cross multiply
    43,137.32x = 64,712.51 × 13,552.37
  4. Step 4: Simplify right side
    43,137.32x = 877,007,487.82
  5. Step 5: Solve for x
    x = 877,007,487.82/43,137.32
  6. Step 6: Final answer
    x = 20,330.60

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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.