Home / 19,021.08-26,248.44-10,406.88

Finding the Fourth Proportional to 19,021.08, 26,248.44 and 10,406.88

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Solution

The fourth proportional to 19,021.08, 26,248.44 and 10,406.88 is: 14,361.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,021.08 : 26,248.44 = 10,406.88 : x
  2. Step 2: Convert to fraction form
    19,021.08/26,248.44 = 10,406.88/x
  3. Step 3: Cross multiply
    19,021.08x = 26,248.44 × 10,406.88
  4. Step 4: Simplify right side
    19,021.08x = 273,164,365.27
  5. Step 5: Solve for x
    x = 273,164,365.27/19,021.08
  6. Step 6: Final answer
    x = 14,361.14

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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.