Home / 35,199.56-48,575.40-21,055.75

Finding the Fourth Proportional to 35,199.56, 48,575.40 and 21,055.75

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Solution

The fourth proportional to 35,199.56, 48,575.40 and 21,055.75 is: 29,056.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,199.56 : 48,575.40 = 21,055.75 : x
  2. Step 2: Convert to fraction form
    35,199.56/48,575.40 = 21,055.75/x
  3. Step 3: Cross multiply
    35,199.56x = 48,575.40 × 21,055.75
  4. Step 4: Simplify right side
    35,199.56x = 1,022,791,278.15
  5. Step 5: Solve for x
    x = 1,022,791,278.15/35,199.56
  6. Step 6: Final answer
    x = 29,056.93

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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.