Home / 16,490.03-22,758.93-12,269.12

Finding the Fourth Proportional to 16,490.03, 22,758.93 and 12,269.12

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Solution

The fourth proportional to 16,490.03, 22,758.93 and 12,269.12 is: 16,933.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,490.03 : 22,758.93 = 12,269.12 : x
  2. Step 2: Convert to fraction form
    16,490.03/22,758.93 = 12,269.12/x
  3. Step 3: Cross multiply
    16,490.03x = 22,758.93 × 12,269.12
  4. Step 4: Simplify right side
    16,490.03x = 279,232,100.14
  5. Step 5: Solve for x
    x = 279,232,100.14/16,490.03
  6. Step 6: Final answer
    x = 16,933.39

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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.