Home / 35,157.32-48,515.90-20,054.87

Finding the Fourth Proportional to 35,157.32, 48,515.90 and 20,054.87

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Solution

The fourth proportional to 35,157.32, 48,515.90 and 20,054.87 is: 27,675.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,157.32 : 48,515.90 = 20,054.87 : x
  2. Step 2: Convert to fraction form
    35,157.32/48,515.90 = 20,054.87/x
  3. Step 3: Cross multiply
    35,157.32x = 48,515.90 × 20,054.87
  4. Step 4: Simplify right side
    35,157.32x = 972,980,179.42
  5. Step 5: Solve for x
    x = 972,980,179.42/35,157.32
  6. Step 6: Final answer
    x = 27,675.03

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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.