Home / 14,054.85-19,386.68-11,069.46

Finding the Fourth Proportional to 14,054.85, 19,386.68 and 11,069.46

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Solution

The fourth proportional to 14,054.85, 19,386.68 and 11,069.46 is: 15,268.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054.85 : 19,386.68 = 11,069.46 : x
  2. Step 2: Convert to fraction form
    14,054.85/19,386.68 = 11,069.46/x
  3. Step 3: Cross multiply
    14,054.85x = 19,386.68 × 11,069.46
  4. Step 4: Simplify right side
    14,054.85x = 214,600,023.45
  5. Step 5: Solve for x
    x = 214,600,023.45/14,054.85
  6. Step 6: Final answer
    x = 15,268.75

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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.