Home / 19,390.93-26,758.77-11,849.88

Finding the Fourth Proportional to 19,390.93, 26,758.77 and 11,849.88

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Solution

The fourth proportional to 19,390.93, 26,758.77 and 11,849.88 is: 16,352.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,390.93 : 26,758.77 = 11,849.88 : x
  2. Step 2: Convert to fraction form
    19,390.93/26,758.77 = 11,849.88/x
  3. Step 3: Cross multiply
    19,390.93x = 26,758.77 × 11,849.88
  4. Step 4: Simplify right side
    19,390.93x = 317,088,213.45
  5. Step 5: Solve for x
    x = 317,088,213.45/19,390.93
  6. Step 6: Final answer
    x = 16,352.40

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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.