Home / 19,110.90-28,670.67-5,964.60

Finding the Fourth Proportional to 19,110.90, 28,670.67 and 5,964.60

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Solution

The fourth proportional to 19,110.90, 28,670.67 and 5,964.60 is: 8,948.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,110.90 : 28,670.67 = 5,964.60 : x
  2. Step 2: Convert to fraction form
    19,110.90/28,670.67 = 5,964.60/x
  3. Step 3: Cross multiply
    19,110.90x = 28,670.67 × 5,964.60
  4. Step 4: Simplify right side
    19,110.90x = 171,009,078.28
  5. Step 5: Solve for x
    x = 171,009,078.28/19,110.90
  6. Step 6: Final answer
    x = 8,948.25

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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.