Home / 21,843.09-32,709.04-14,436.45

Finding the Fourth Proportional to 21,843.09, 32,709.04 and 14,436.45

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Solution

The fourth proportional to 21,843.09, 32,709.04 and 14,436.45 is: 21,617.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,843.09 : 32,709.04 = 14,436.45 : x
  2. Step 2: Convert to fraction form
    21,843.09/32,709.04 = 14,436.45/x
  3. Step 3: Cross multiply
    21,843.09x = 32,709.04 × 14,436.45
  4. Step 4: Simplify right side
    21,843.09x = 472,202,384.42
  5. Step 5: Solve for x
    x = 472,202,384.42/21,843.09
  6. Step 6: Final answer
    x = 21,617.93

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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.