Home / 28,937.36-43,345.56-18,496.08

Finding the Fourth Proportional to 28,937.36, 43,345.56 and 18,496.08

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Solution

The fourth proportional to 28,937.36, 43,345.56 and 18,496.08 is: 27,705.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,937.36 : 43,345.56 = 18,496.08 : x
  2. Step 2: Convert to fraction form
    28,937.36/43,345.56 = 18,496.08/x
  3. Step 3: Cross multiply
    28,937.36x = 43,345.56 × 18,496.08
  4. Step 4: Simplify right side
    28,937.36x = 801,722,945.40
  5. Step 5: Solve for x
    x = 801,722,945.40/28,937.36
  6. Step 6: Final answer
    x = 27,705.46

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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.