Home / 28,987.24-43,678.31-23,837.60

Finding the Fourth Proportional to 28,987.24, 43,678.31 and 23,837.60

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Solution

The fourth proportional to 28,987.24, 43,678.31 and 23,837.60 is: 35,918.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,987.24 : 43,678.31 = 23,837.60 : x
  2. Step 2: Convert to fraction form
    28,987.24/43,678.31 = 23,837.60/x
  3. Step 3: Cross multiply
    28,987.24x = 43,678.31 × 23,837.60
  4. Step 4: Simplify right side
    28,987.24x = 1,041,185,998.06
  5. Step 5: Solve for x
    x = 1,041,185,998.06/28,987.24
  6. Step 6: Final answer
    x = 35,918.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.