Home / 43,334.84-64,901.82-31,619

Finding the Fourth Proportional to 43,334.84, 64,901.82 and 31,619

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Solution

The fourth proportional to 43,334.84, 64,901.82 and 31,619 is: 47,355.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,334.84 : 64,901.82 = 31,619 : x
  2. Step 2: Convert to fraction form
    43,334.84/64,901.82 = 31,619/x
  3. Step 3: Cross multiply
    43,334.84x = 64,901.82 × 31,619
  4. Step 4: Simplify right side
    43,334.84x = 2,052,130,646.58
  5. Step 5: Solve for x
    x = 2,052,130,646.58/43,334.84
  6. Step 6: Final answer
    x = 47,355.21

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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.