Home / 14,418.32-19,897.35-8,450.03

Finding the Fourth Proportional to 14,418.32, 19,897.35 and 8,450.03

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Solution

The fourth proportional to 14,418.32, 19,897.35 and 8,450.03 is: 11,661.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,418.32 : 19,897.35 = 8,450.03 : x
  2. Step 2: Convert to fraction form
    14,418.32/19,897.35 = 8,450.03/x
  3. Step 3: Cross multiply
    14,418.32x = 19,897.35 × 8,450.03
  4. Step 4: Simplify right side
    14,418.32x = 168,133,204.42
  5. Step 5: Solve for x
    x = 168,133,204.42/14,418.32
  6. Step 6: Final answer
    x = 11,661.08

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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.