Home / 41,970.12-63,017.22-28,017.08

Finding the Fourth Proportional to 41,970.12, 63,017.22 and 28,017.08

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Solution

The fourth proportional to 41,970.12, 63,017.22 and 28,017.08 is: 42,067.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,970.12 : 63,017.22 = 28,017.08 : x
  2. Step 2: Convert to fraction form
    41,970.12/63,017.22 = 28,017.08/x
  3. Step 3: Cross multiply
    41,970.12x = 63,017.22 × 28,017.08
  4. Step 4: Simplify right side
    41,970.12x = 1,765,558,494.12
  5. Step 5: Solve for x
    x = 1,765,558,494.12/41,970.12
  6. Step 6: Final answer
    x = 42,067.03

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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.