Home / 13,976.41-19,288.80-10,433.47

Finding the Fourth Proportional to 13,976.41, 19,288.80 and 10,433.47

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Solution

The fourth proportional to 13,976.41, 19,288.80 and 10,433.47 is: 14,399.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,976.41 : 19,288.80 = 10,433.47 : x
  2. Step 2: Convert to fraction form
    13,976.41/19,288.80 = 10,433.47/x
  3. Step 3: Cross multiply
    13,976.41x = 19,288.80 × 10,433.47
  4. Step 4: Simplify right side
    13,976.41x = 201,248,967.52
  5. Step 5: Solve for x
    x = 201,248,967.52/13,976.41
  6. Step 6: Final answer
    x = 14,399.19

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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.