Home / 42,464.70-63,698.46-19,091.19

Finding the Fourth Proportional to 42,464.70, 63,698.46 and 19,091.19

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Solution

The fourth proportional to 42,464.70, 63,698.46 and 19,091.19 is: 28,637.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,464.70 : 63,698.46 = 19,091.19 : x
  2. Step 2: Convert to fraction form
    42,464.70/63,698.46 = 19,091.19/x
  3. Step 3: Cross multiply
    42,464.70x = 63,698.46 × 19,091.19
  4. Step 4: Simplify right side
    42,464.70x = 1,216,079,402.57
  5. Step 5: Solve for x
    x = 1,216,079,402.57/42,464.70
  6. Step 6: Final answer
    x = 28,637.42

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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.