Home / 19,104.51-28,647.54-8,008.22

Finding the Fourth Proportional to 19,104.51, 28,647.54 and 8,008.22

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Solution

The fourth proportional to 19,104.51, 28,647.54 and 8,008.22 is: 12,008.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,104.51 : 28,647.54 = 8,008.22 : x
  2. Step 2: Convert to fraction form
    19,104.51/28,647.54 = 8,008.22/x
  3. Step 3: Cross multiply
    19,104.51x = 28,647.54 × 8,008.22
  4. Step 4: Simplify right side
    19,104.51x = 229,415,713.26
  5. Step 5: Solve for x
    x = 229,415,713.26/19,104.51
  6. Step 6: Final answer
    x = 12,008.46

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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.