Home / 19,389.74-26,754.45-11,004.62

Finding the Fourth Proportional to 19,389.74, 26,754.45 and 11,004.62

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Solution

The fourth proportional to 19,389.74, 26,754.45 and 11,004.62 is: 15,184.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,389.74 : 26,754.45 = 11,004.62 : x
  2. Step 2: Convert to fraction form
    19,389.74/26,754.45 = 11,004.62/x
  3. Step 3: Cross multiply
    19,389.74x = 26,754.45 × 11,004.62
  4. Step 4: Simplify right side
    19,389.74x = 294,422,555.56
  5. Step 5: Solve for x
    x = 294,422,555.56/19,389.74
  6. Step 6: Final answer
    x = 15,184.45

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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.