Home / 28,701.16-43,054.22-7,924.66

Finding the Fourth Proportional to 28,701.16, 43,054.22 and 7,924.66

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Solution

The fourth proportional to 28,701.16, 43,054.22 and 7,924.66 is: 11,887.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,701.16 : 43,054.22 = 7,924.66 : x
  2. Step 2: Convert to fraction form
    28,701.16/43,054.22 = 7,924.66/x
  3. Step 3: Cross multiply
    28,701.16x = 43,054.22 × 7,924.66
  4. Step 4: Simplify right side
    28,701.16x = 341,190,055.07
  5. Step 5: Solve for x
    x = 341,190,055.07/28,701.16
  6. Step 6: Final answer
    x = 11,887.67

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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.