Home / 45,271.84-62,448.96-31,862.56

Finding the Fourth Proportional to 45,271.84, 62,448.96 and 31,862.56

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Solution

The fourth proportional to 45,271.84, 62,448.96 and 31,862.56 is: 43,951.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,271.84 : 62,448.96 = 31,862.56 : x
  2. Step 2: Convert to fraction form
    45,271.84/62,448.96 = 31,862.56/x
  3. Step 3: Cross multiply
    45,271.84x = 62,448.96 × 31,862.56
  4. Step 4: Simplify right side
    45,271.84x = 1,989,783,734.94
  5. Step 5: Solve for x
    x = 1,989,783,734.94/45,271.84
  6. Step 6: Final answer
    x = 43,951.91

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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.