Home / 14,032.43-21,077.80-11,131.01

Finding the Fourth Proportional to 14,032.43, 21,077.80 and 11,131.01

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Solution

The fourth proportional to 14,032.43, 21,077.80 and 11,131.01 is: 16,719.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,032.43 : 21,077.80 = 11,131.01 : x
  2. Step 2: Convert to fraction form
    14,032.43/21,077.80 = 11,131.01/x
  3. Step 3: Cross multiply
    14,032.43x = 21,077.80 × 11,131.01
  4. Step 4: Simplify right side
    14,032.43x = 234,617,202.58
  5. Step 5: Solve for x
    x = 234,617,202.58/14,032.43
  6. Step 6: Final answer
    x = 16,719.64

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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.