Home / 28,695.06-43,035.75-12,055.41

Finding the Fourth Proportional to 28,695.06, 43,035.75 and 12,055.41

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Solution

The fourth proportional to 28,695.06, 43,035.75 and 12,055.41 is: 18,080.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,695.06 : 43,035.75 = 12,055.41 : x
  2. Step 2: Convert to fraction form
    28,695.06/43,035.75 = 12,055.41/x
  3. Step 3: Cross multiply
    28,695.06x = 43,035.75 × 12,055.41
  4. Step 4: Simplify right side
    28,695.06x = 518,813,610.91
  5. Step 5: Solve for x
    x = 518,813,610.91/28,695.06
  6. Step 6: Final answer
    x = 18,080.24

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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.