Home / 43,207-59,645.64-30,470.56

Finding the Fourth Proportional to 43,207, 59,645.64 and 30,470.56

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Solution

The fourth proportional to 43,207, 59,645.64 and 30,470.56 is: 42,063.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,207 : 59,645.64 = 30,470.56 : x
  2. Step 2: Convert to fraction form
    43,207/59,645.64 = 30,470.56/x
  3. Step 3: Cross multiply
    43,207x = 59,645.64 × 30,470.56
  4. Step 4: Simplify right side
    43,207x = 1,817,436,052.36
  5. Step 5: Solve for x
    x = 1,817,436,052.36/43,207
  6. Step 6: Final answer
    x = 42,063.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.