Home / 19,518.24-26,950.70-18,025.61

Finding the Fourth Proportional to 19,518.24, 26,950.70 and 18,025.61

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Solution

The fourth proportional to 19,518.24, 26,950.70 and 18,025.61 is: 24,889.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,518.24 : 26,950.70 = 18,025.61 : x
  2. Step 2: Convert to fraction form
    19,518.24/26,950.70 = 18,025.61/x
  3. Step 3: Cross multiply
    19,518.24x = 26,950.70 × 18,025.61
  4. Step 4: Simplify right side
    19,518.24x = 485,802,807.43
  5. Step 5: Solve for x
    x = 485,802,807.43/19,518.24
  6. Step 6: Final answer
    x = 24,889.68

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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.