Home / 19,030.44-26,253.23-12,318.23

Finding the Fourth Proportional to 19,030.44, 26,253.23 and 12,318.23

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Solution

The fourth proportional to 19,030.44, 26,253.23 and 12,318.23 is: 16,993.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030.44 : 26,253.23 = 12,318.23 : x
  2. Step 2: Convert to fraction form
    19,030.44/26,253.23 = 12,318.23/x
  3. Step 3: Cross multiply
    19,030.44x = 26,253.23 × 12,318.23
  4. Step 4: Simplify right side
    19,030.44x = 323,393,251.04
  5. Step 5: Solve for x
    x = 323,393,251.04/19,030.44
  6. Step 6: Final answer
    x = 16,993.47

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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.