Home / 13,845.65-20,767.93-4,611.65

Finding the Fourth Proportional to 13,845.65, 20,767.93 and 4,611.65

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Solution

The fourth proportional to 13,845.65, 20,767.93 and 4,611.65 is: 6,917.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,845.65 : 20,767.93 = 4,611.65 : x
  2. Step 2: Convert to fraction form
    13,845.65/20,767.93 = 4,611.65/x
  3. Step 3: Cross multiply
    13,845.65x = 20,767.93 × 4,611.65
  4. Step 4: Simplify right side
    13,845.65x = 95,774,309.02
  5. Step 5: Solve for x
    x = 95,774,309.02/13,845.65
  6. Step 6: Final answer
    x = 6,917.29

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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.