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Finding the Fourth Proportional to 28,842.08, 43,263.04 and 6,954.08

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Solution

The fourth proportional to 28,842.08, 43,263.04 and 6,954.08 is: 10,431.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,842.08 : 43,263.04 = 6,954.08 : x
  2. Step 2: Convert to fraction form
    28,842.08/43,263.04 = 6,954.08/x
  3. Step 3: Cross multiply
    28,842.08x = 43,263.04 × 6,954.08
  4. Step 4: Simplify right side
    28,842.08x = 300,854,641.20
  5. Step 5: Solve for x
    x = 300,854,641.20/28,842.08
  6. Step 6: Final answer
    x = 10,431.10

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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.