Home / 28,790.64-43,254-25,116.48

Finding the Fourth Proportional to 28,790.64, 43,254 and 25,116.48

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Solution

The fourth proportional to 28,790.64, 43,254 and 25,116.48 is: 37,734.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,790.64 : 43,254 = 25,116.48 : x
  2. Step 2: Convert to fraction form
    28,790.64/43,254 = 25,116.48/x
  3. Step 3: Cross multiply
    28,790.64x = 43,254 × 25,116.48
  4. Step 4: Simplify right side
    28,790.64x = 1,086,388,225.92
  5. Step 5: Solve for x
    x = 1,086,388,225.92/28,790.64
  6. Step 6: Final answer
    x = 37,734.08

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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.