Home / 18,950.04-26,161.64-13,302.11

Finding the Fourth Proportional to 18,950.04, 26,161.64 and 13,302.11

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Solution

The fourth proportional to 18,950.04, 26,161.64 and 13,302.11 is: 18,364.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,950.04 : 26,161.64 = 13,302.11 : x
  2. Step 2: Convert to fraction form
    18,950.04/26,161.64 = 13,302.11/x
  3. Step 3: Cross multiply
    18,950.04x = 26,161.64 × 13,302.11
  4. Step 4: Simplify right side
    18,950.04x = 348,004,815.74
  5. Step 5: Solve for x
    x = 348,004,815.74/18,950.04
  6. Step 6: Final answer
    x = 18,364.33

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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.