Home / 13,895.24-19,175.43-7,607.61

Finding the Fourth Proportional to 13,895.24, 19,175.43 and 7,607.61

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Solution

The fourth proportional to 13,895.24, 19,175.43 and 7,607.61 is: 10,498.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,895.24 : 19,175.43 = 7,607.61 : x
  2. Step 2: Convert to fraction form
    13,895.24/19,175.43 = 7,607.61/x
  3. Step 3: Cross multiply
    13,895.24x = 19,175.43 × 7,607.61
  4. Step 4: Simplify right side
    13,895.24x = 145,879,154.98
  5. Step 5: Solve for x
    x = 145,879,154.98/13,895.24
  6. Step 6: Final answer
    x = 10,498.50

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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.