Home / 28,825.50-43,244.64-8,837.76

Finding the Fourth Proportional to 28,825.50, 43,244.64 and 8,837.76

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Solution

The fourth proportional to 28,825.50, 43,244.64 and 8,837.76 is: 13,258.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,825.50 : 43,244.64 = 8,837.76 : x
  2. Step 2: Convert to fraction form
    28,825.50/43,244.64 = 8,837.76/x
  3. Step 3: Cross multiply
    28,825.50x = 43,244.64 × 8,837.76
  4. Step 4: Simplify right side
    28,825.50x = 382,185,749.61
  5. Step 5: Solve for x
    x = 382,185,749.61/28,825.50
  6. Step 6: Final answer
    x = 13,258.60

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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.