Home / 19,212.90-28,823.40-6,066.60

Finding the Fourth Proportional to 19,212.90, 28,823.40 and 6,066.60

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Solution

The fourth proportional to 19,212.90, 28,823.40 and 6,066.60 is: 9,101.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,212.90 : 28,823.40 = 6,066.60 : x
  2. Step 2: Convert to fraction form
    19,212.90/28,823.40 = 6,066.60/x
  3. Step 3: Cross multiply
    19,212.90x = 28,823.40 × 6,066.60
  4. Step 4: Simplify right side
    19,212.90x = 174,860,038.44
  5. Step 5: Solve for x
    x = 174,860,038.44/19,212.90
  6. Step 6: Final answer
    x = 9,101.18

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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.