Home / 19,993.24-30,008.06-10,641.11

Finding the Fourth Proportional to 19,993.24, 30,008.06 and 10,641.11

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Solution

The fourth proportional to 19,993.24, 30,008.06 and 10,641.11 is: 15,971.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,993.24 : 30,008.06 = 10,641.11 : x
  2. Step 2: Convert to fraction form
    19,993.24/30,008.06 = 10,641.11/x
  3. Step 3: Cross multiply
    19,993.24x = 30,008.06 × 10,641.11
  4. Step 4: Simplify right side
    19,993.24x = 319,319,014.14
  5. Step 5: Solve for x
    x = 319,319,014.14/19,993.24
  6. Step 6: Final answer
    x = 15,971.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.