Home / 52,522.84-78,716.22-21,341.08

Finding the Fourth Proportional to 52,522.84, 78,716.22 and 21,341.08

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Solution

The fourth proportional to 52,522.84, 78,716.22 and 21,341.08 is: 31,983.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,522.84 : 78,716.22 = 21,341.08 : x
  2. Step 2: Convert to fraction form
    52,522.84/78,716.22 = 21,341.08/x
  3. Step 3: Cross multiply
    52,522.84x = 78,716.22 × 21,341.08
  4. Step 4: Simplify right side
    52,522.84x = 1,679,889,148.32
  5. Step 5: Solve for x
    x = 1,679,889,148.32/52,522.84
  6. Step 6: Final answer
    x = 31,983.97

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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.