Home / 21,369.16-32,029.26-13,367.56

Finding the Fourth Proportional to 21,369.16, 32,029.26 and 13,367.56

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Solution

The fourth proportional to 21,369.16, 32,029.26 and 13,367.56 is: 20,036.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,369.16 : 32,029.26 = 13,367.56 : x
  2. Step 2: Convert to fraction form
    21,369.16/32,029.26 = 13,367.56/x
  3. Step 3: Cross multiply
    21,369.16x = 32,029.26 × 13,367.56
  4. Step 4: Simplify right side
    21,369.16x = 428,153,054.81
  5. Step 5: Solve for x
    x = 428,153,054.81/21,369.16
  6. Step 6: Final answer
    x = 20,036.03

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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.