Home / 19,200.90-28,801.35-6,054.60

Finding the Fourth Proportional to 19,200.90, 28,801.35 and 6,054.60

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Solution

The fourth proportional to 19,200.90, 28,801.35 and 6,054.60 is: 9,081.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,200.90 : 28,801.35 = 6,054.60 : x
  2. Step 2: Convert to fraction form
    19,200.90/28,801.35 = 6,054.60/x
  3. Step 3: Cross multiply
    19,200.90x = 28,801.35 × 6,054.60
  4. Step 4: Simplify right side
    19,200.90x = 174,380,653.71
  5. Step 5: Solve for x
    x = 174,380,653.71/19,200.90
  6. Step 6: Final answer
    x = 9,081.90

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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.