Home / 13,791.24-19,030.98-7,823.52

Finding the Fourth Proportional to 13,791.24, 19,030.98 and 7,823.52

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Solution

The fourth proportional to 13,791.24, 19,030.98 and 7,823.52 is: 10,795.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,791.24 : 19,030.98 = 7,823.52 : x
  2. Step 2: Convert to fraction form
    13,791.24/19,030.98 = 7,823.52/x
  3. Step 3: Cross multiply
    13,791.24x = 19,030.98 × 7,823.52
  4. Step 4: Simplify right side
    13,791.24x = 148,889,252.65
  5. Step 5: Solve for x
    x = 148,889,252.65/13,791.24
  6. Step 6: Final answer
    x = 10,795.93

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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.