Home / 26,861.45-40,281.72-9,087.35

Finding the Fourth Proportional to 26,861.45, 40,281.72 and 9,087.35

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Solution

The fourth proportional to 26,861.45, 40,281.72 and 9,087.35 is: 13,627.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,861.45 : 40,281.72 = 9,087.35 : x
  2. Step 2: Convert to fraction form
    26,861.45/40,281.72 = 9,087.35/x
  3. Step 3: Cross multiply
    26,861.45x = 40,281.72 × 9,087.35
  4. Step 4: Simplify right side
    26,861.45x = 366,053,886.83
  5. Step 5: Solve for x
    x = 366,053,886.83/26,861.45
  6. Step 6: Final answer
    x = 13,627.48

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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.