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Finding the Fourth Proportional to 35,364.87, 53,047.80 and 9,068.94

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Solution

The fourth proportional to 35,364.87, 53,047.80 and 9,068.94 is: 13,603.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,364.87 : 53,047.80 = 9,068.94 : x
  2. Step 2: Convert to fraction form
    35,364.87/53,047.80 = 9,068.94/x
  3. Step 3: Cross multiply
    35,364.87x = 53,047.80 × 9,068.94
  4. Step 4: Simplify right side
    35,364.87x = 481,087,315.33
  5. Step 5: Solve for x
    x = 481,087,315.33/35,364.87
  6. Step 6: Final answer
    x = 13,603.54

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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.