Home / 28,786.60-43,192.44-10,080.07

Finding the Fourth Proportional to 28,786.60, 43,192.44 and 10,080.07

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Solution

The fourth proportional to 28,786.60, 43,192.44 and 10,080.07 is: 15,124.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,786.60 : 43,192.44 = 10,080.07 : x
  2. Step 2: Convert to fraction form
    28,786.60/43,192.44 = 10,080.07/x
  3. Step 3: Cross multiply
    28,786.60x = 43,192.44 × 10,080.07
  4. Step 4: Simplify right side
    28,786.60x = 435,382,818.67
  5. Step 5: Solve for x
    x = 435,382,818.67/28,786.60
  6. Step 6: Final answer
    x = 15,124.50

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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.