Home / 19,010.22-28,507.19-6,531.50

Finding the Fourth Proportional to 19,010.22, 28,507.19 and 6,531.50

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Solution

The fourth proportional to 19,010.22, 28,507.19 and 6,531.50 is: 9,794.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,010.22 : 28,507.19 = 6,531.50 : x
  2. Step 2: Convert to fraction form
    19,010.22/28,507.19 = 6,531.50/x
  3. Step 3: Cross multiply
    19,010.22x = 28,507.19 × 6,531.50
  4. Step 4: Simplify right side
    19,010.22x = 186,194,536.29
  5. Step 5: Solve for x
    x = 186,194,536.29/19,010.22
  6. Step 6: Final answer
    x = 9,794.44

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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.