Home / 63,163.77-94,755.38-21,029.40

Finding the Fourth Proportional to 63,163.77, 94,755.38 and 21,029.40

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Solution

The fourth proportional to 63,163.77, 94,755.38 and 21,029.40 is: 31,547.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,163.77 : 94,755.38 = 21,029.40 : x
  2. Step 2: Convert to fraction form
    63,163.77/94,755.38 = 21,029.40/x
  3. Step 3: Cross multiply
    63,163.77x = 94,755.38 × 21,029.40
  4. Step 4: Simplify right side
    63,163.77x = 1,992,648,683.03
  5. Step 5: Solve for x
    x = 1,992,648,683.03/63,163.77
  6. Step 6: Final answer
    x = 31,547.34

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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.