Home / 14,341.07-19,790.55-8,373.65

Finding the Fourth Proportional to 14,341.07, 19,790.55 and 8,373.65

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Solution

The fourth proportional to 14,341.07, 19,790.55 and 8,373.65 is: 11,555.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,341.07 : 19,790.55 = 8,373.65 : x
  2. Step 2: Convert to fraction form
    14,341.07/19,790.55 = 8,373.65/x
  3. Step 3: Cross multiply
    14,341.07x = 19,790.55 × 8,373.65
  4. Step 4: Simplify right side
    14,341.07x = 165,719,040.05
  5. Step 5: Solve for x
    x = 165,719,040.05/14,341.07
  6. Step 6: Final answer
    x = 11,555.55

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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.