Home / 19,359.23-26,719.74-11,403.41

Finding the Fourth Proportional to 19,359.23, 26,719.74 and 11,403.41

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Solution

The fourth proportional to 19,359.23, 26,719.74 and 11,403.41 is: 15,739.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,359.23 : 26,719.74 = 11,403.41 : x
  2. Step 2: Convert to fraction form
    19,359.23/26,719.74 = 11,403.41/x
  3. Step 3: Cross multiply
    19,359.23x = 26,719.74 × 11,403.41
  4. Step 4: Simplify right side
    19,359.23x = 304,696,016.71
  5. Step 5: Solve for x
    x = 304,696,016.71/19,359.23
  6. Step 6: Final answer
    x = 15,739.06

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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.