Home / 19,161.63-26,444.04-10,663.77

Finding the Fourth Proportional to 19,161.63, 26,444.04 and 10,663.77

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Solution

The fourth proportional to 19,161.63, 26,444.04 and 10,663.77 is: 14,716.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,161.63 : 26,444.04 = 10,663.77 : x
  2. Step 2: Convert to fraction form
    19,161.63/26,444.04 = 10,663.77/x
  3. Step 3: Cross multiply
    19,161.63x = 26,444.04 × 10,663.77
  4. Step 4: Simplify right side
    19,161.63x = 281,993,160.43
  5. Step 5: Solve for x
    x = 281,993,160.43/19,161.63
  6. Step 6: Final answer
    x = 14,716.55

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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.