Home / 42,622.70-63,952.49-22,878.21

Finding the Fourth Proportional to 42,622.70, 63,952.49 and 22,878.21

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Solution

The fourth proportional to 42,622.70, 63,952.49 and 22,878.21 is: 34,327.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,622.70 : 63,952.49 = 22,878.21 : x
  2. Step 2: Convert to fraction form
    42,622.70/63,952.49 = 22,878.21/x
  3. Step 3: Cross multiply
    42,622.70x = 63,952.49 × 22,878.21
  4. Step 4: Simplify right side
    42,622.70x = 1,463,118,496.24
  5. Step 5: Solve for x
    x = 1,463,118,496.24/42,622.70
  6. Step 6: Final answer
    x = 34,327.21

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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.