Home / 19,219.82-28,829.55-6,072.19

Finding the Fourth Proportional to 19,219.82, 28,829.55 and 6,072.19

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Solution

The fourth proportional to 19,219.82, 28,829.55 and 6,072.19 is: 9,108.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,219.82 : 28,829.55 = 6,072.19 : x
  2. Step 2: Convert to fraction form
    19,219.82/28,829.55 = 6,072.19/x
  3. Step 3: Cross multiply
    19,219.82x = 28,829.55 × 6,072.19
  4. Step 4: Simplify right side
    19,219.82x = 175,058,455.91
  5. Step 5: Solve for x
    x = 175,058,455.91/19,219.82
  6. Step 6: Final answer
    x = 9,108.23

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1.5x scale

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.