Home / 19,963.65-27,548.85-12,004.34

Finding the Fourth Proportional to 19,963.65, 27,548.85 and 12,004.34

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Solution

The fourth proportional to 19,963.65, 27,548.85 and 12,004.34 is: 16,565.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,963.65 : 27,548.85 = 12,004.34 : x
  2. Step 2: Convert to fraction form
    19,963.65/27,548.85 = 12,004.34/x
  3. Step 3: Cross multiply
    19,963.65x = 27,548.85 × 12,004.34
  4. Step 4: Simplify right side
    19,963.65x = 330,705,624.26
  5. Step 5: Solve for x
    x = 330,705,624.26/19,963.65
  6. Step 6: Final answer
    x = 16,565.39

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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.