Home / 22,103.63-30,506.96-14,145.58

Finding the Fourth Proportional to 22,103.63, 30,506.96 and 14,145.58

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Solution

The fourth proportional to 22,103.63, 30,506.96 and 14,145.58 is: 19,523.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,103.63 : 30,506.96 = 14,145.58 : x
  2. Step 2: Convert to fraction form
    22,103.63/30,506.96 = 14,145.58/x
  3. Step 3: Cross multiply
    22,103.63x = 30,506.96 × 14,145.58
  4. Step 4: Simplify right side
    22,103.63x = 431,538,643.24
  5. Step 5: Solve for x
    x = 431,538,643.24/22,103.63
  6. Step 6: Final answer
    x = 19,523.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.