Home / 14,345.85-19,795.84-8,376.69

Finding the Fourth Proportional to 14,345.85, 19,795.84 and 8,376.69

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Solution

The fourth proportional to 14,345.85, 19,795.84 and 8,376.69 is: 11,559.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,345.85 : 19,795.84 = 8,376.69 : x
  2. Step 2: Convert to fraction form
    14,345.85/19,795.84 = 8,376.69/x
  3. Step 3: Cross multiply
    14,345.85x = 19,795.84 × 8,376.69
  4. Step 4: Simplify right side
    14,345.85x = 165,823,614.97
  5. Step 5: Solve for x
    x = 165,823,614.97/14,345.85
  6. Step 6: Final answer
    x = 11,559.00

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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.