Home / 52,943.84-79,440.32-19,675.47

Finding the Fourth Proportional to 52,943.84, 79,440.32 and 19,675.47

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Solution

The fourth proportional to 52,943.84, 79,440.32 and 19,675.47 is: 29,522.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,943.84 : 79,440.32 = 19,675.47 : x
  2. Step 2: Convert to fraction form
    52,943.84/79,440.32 = 19,675.47/x
  3. Step 3: Cross multiply
    52,943.84x = 79,440.32 × 19,675.47
  4. Step 4: Simplify right side
    52,943.84x = 1,563,025,632.95
  5. Step 5: Solve for x
    x = 1,563,025,632.95/52,943.84
  6. Step 6: Final answer
    x = 29,522.33

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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.