Home / 21,636.90-32,460.75-6,054.39

Finding the Fourth Proportional to 21,636.90, 32,460.75 and 6,054.39

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Solution

The fourth proportional to 21,636.90, 32,460.75 and 6,054.39 is: 9,083.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,636.90 : 32,460.75 = 6,054.39 : x
  2. Step 2: Convert to fraction form
    21,636.90/32,460.75 = 6,054.39/x
  3. Step 3: Cross multiply
    21,636.90x = 32,460.75 × 6,054.39
  4. Step 4: Simplify right side
    21,636.90x = 196,530,040.19
  5. Step 5: Solve for x
    x = 196,530,040.19/21,636.90
  6. Step 6: Final answer
    x = 9,083.10

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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.