Home / 13,933.76-19,222.48-8,341.52

Finding the Fourth Proportional to 13,933.76, 19,222.48 and 8,341.52

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Solution

The fourth proportional to 13,933.76, 19,222.48 and 8,341.52 is: 11,507.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,933.76 : 19,222.48 = 8,341.52 : x
  2. Step 2: Convert to fraction form
    13,933.76/19,222.48 = 8,341.52/x
  3. Step 3: Cross multiply
    13,933.76x = 19,222.48 × 8,341.52
  4. Step 4: Simplify right side
    13,933.76x = 160,344,701.37
  5. Step 5: Solve for x
    x = 160,344,701.37/13,933.76
  6. Step 6: Final answer
    x = 11,507.64

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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.