Home / 55,820.88-77,021.96-35,662.28

Finding the Fourth Proportional to 55,820.88, 77,021.96 and 35,662.28

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Solution

The fourth proportional to 55,820.88, 77,021.96 and 35,662.28 is: 49,207.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,820.88 : 77,021.96 = 35,662.28 : x
  2. Step 2: Convert to fraction form
    55,820.88/77,021.96 = 35,662.28/x
  3. Step 3: Cross multiply
    55,820.88x = 77,021.96 × 35,662.28
  4. Step 4: Simplify right side
    55,820.88x = 2,746,778,140.25
  5. Step 5: Solve for x
    x = 2,746,778,140.25/55,820.88
  6. Step 6: Final answer
    x = 49,207.00

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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.