Home / 43,927.10-65,890.49-10,647.33

Finding the Fourth Proportional to 43,927.10, 65,890.49 and 10,647.33

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Solution

The fourth proportional to 43,927.10, 65,890.49 and 10,647.33 is: 15,970.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,927.10 : 65,890.49 = 10,647.33 : x
  2. Step 2: Convert to fraction form
    43,927.10/65,890.49 = 10,647.33/x
  3. Step 3: Cross multiply
    43,927.10x = 65,890.49 × 10,647.33
  4. Step 4: Simplify right side
    43,927.10x = 701,557,737.66
  5. Step 5: Solve for x
    x = 701,557,737.66/43,927.10
  6. Step 6: Final answer
    x = 15,970.96

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1.5x scale

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.