Home / 28,897.56-43,307.46-11,362.68

Finding the Fourth Proportional to 28,897.56, 43,307.46 and 11,362.68

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Solution

The fourth proportional to 28,897.56, 43,307.46 and 11,362.68 is: 17,028.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,897.56 : 43,307.46 = 11,362.68 : x
  2. Step 2: Convert to fraction form
    28,897.56/43,307.46 = 11,362.68/x
  3. Step 3: Cross multiply
    28,897.56x = 43,307.46 × 11,362.68
  4. Step 4: Simplify right side
    28,897.56x = 492,088,809.59
  5. Step 5: Solve for x
    x = 492,088,809.59/28,897.56
  6. Step 6: Final answer
    x = 17,028.73

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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.