Home / 43,087.84-64,666.32-22,317.28

Finding the Fourth Proportional to 43,087.84, 64,666.32 and 22,317.28

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Solution

The fourth proportional to 43,087.84, 64,666.32 and 22,317.28 is: 33,493.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,087.84 : 64,666.32 = 22,317.28 : x
  2. Step 2: Convert to fraction form
    43,087.84/64,666.32 = 22,317.28/x
  3. Step 3: Cross multiply
    43,087.84x = 64,666.32 × 22,317.28
  4. Step 4: Simplify right side
    43,087.84x = 1,443,176,370.01
  5. Step 5: Solve for x
    x = 1,443,176,370.01/43,087.84
  6. Step 6: Final answer
    x = 33,493.82

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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.