Home / 45,972.98-63,438.81-25,828.28

Finding the Fourth Proportional to 45,972.98, 63,438.81 and 25,828.28

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Solution

The fourth proportional to 45,972.98, 63,438.81 and 25,828.28 is: 35,640.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,972.98 : 63,438.81 = 25,828.28 : x
  2. Step 2: Convert to fraction form
    45,972.98/63,438.81 = 25,828.28/x
  3. Step 3: Cross multiply
    45,972.98x = 63,438.81 × 25,828.28
  4. Step 4: Simplify right side
    45,972.98x = 1,638,515,030.35
  5. Step 5: Solve for x
    x = 1,638,515,030.35/45,972.98
  6. Step 6: Final answer
    x = 35,640.83

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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.