Home / 19,807.37-27,334.16-11,423.87

Finding the Fourth Proportional to 19,807.37, 27,334.16 and 11,423.87

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Solution

The fourth proportional to 19,807.37, 27,334.16 and 11,423.87 is: 15,764.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,807.37 : 27,334.16 = 11,423.87 : x
  2. Step 2: Convert to fraction form
    19,807.37/27,334.16 = 11,423.87/x
  3. Step 3: Cross multiply
    19,807.37x = 27,334.16 × 11,423.87
  4. Step 4: Simplify right side
    19,807.37x = 312,261,696.61
  5. Step 5: Solve for x
    x = 312,261,696.61/19,807.37
  6. Step 6: Final answer
    x = 15,764.93

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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.