Home / 14,049.05-19,390.41-9,019.63

Finding the Fourth Proportional to 14,049.05, 19,390.41 and 9,019.63

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Solution

The fourth proportional to 14,049.05, 19,390.41 and 9,019.63 is: 12,448.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,049.05 : 19,390.41 = 9,019.63 : x
  2. Step 2: Convert to fraction form
    14,049.05/19,390.41 = 9,019.63/x
  3. Step 3: Cross multiply
    14,049.05x = 19,390.41 × 9,019.63
  4. Step 4: Simplify right side
    14,049.05x = 174,894,323.75
  5. Step 5: Solve for x
    x = 174,894,323.75/14,049.05
  6. Step 6: Final answer
    x = 12,448.84

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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.