Home / 14,003.64-21,014.21-5,683.65

Finding the Fourth Proportional to 14,003.64, 21,014.21 and 5,683.65

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Solution

The fourth proportional to 14,003.64, 21,014.21 and 5,683.65 is: 8,529.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.64 : 21,014.21 = 5,683.65 : x
  2. Step 2: Convert to fraction form
    14,003.64/21,014.21 = 5,683.65/x
  3. Step 3: Cross multiply
    14,003.64x = 21,014.21 × 5,683.65
  4. Step 4: Simplify right side
    14,003.64x = 119,437,448.04
  5. Step 5: Solve for x
    x = 119,437,448.04/14,003.64
  6. Step 6: Final answer
    x = 8,529.03

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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.