Home / 19,019.82-28,522.63-6,536.31

Finding the Fourth Proportional to 19,019.82, 28,522.63 and 6,536.31

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Solution

The fourth proportional to 19,019.82, 28,522.63 and 6,536.31 is: 9,802.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,019.82 : 28,522.63 = 6,536.31 : x
  2. Step 2: Convert to fraction form
    19,019.82/28,522.63 = 6,536.31/x
  3. Step 3: Cross multiply
    19,019.82x = 28,522.63 × 6,536.31
  4. Step 4: Simplify right side
    19,019.82x = 186,432,751.70
  5. Step 5: Solve for x
    x = 186,432,751.70/19,019.82
  6. Step 6: Final answer
    x = 9,802.03

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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.