Home / 18,893.19-26,072.26-12,924.66

Finding the Fourth Proportional to 18,893.19, 26,072.26 and 12,924.66

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Solution

The fourth proportional to 18,893.19, 26,072.26 and 12,924.66 is: 17,835.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,893.19 : 26,072.26 = 12,924.66 : x
  2. Step 2: Convert to fraction form
    18,893.19/26,072.26 = 12,924.66/x
  3. Step 3: Cross multiply
    18,893.19x = 26,072.26 × 12,924.66
  4. Step 4: Simplify right side
    18,893.19x = 336,975,095.93
  5. Step 5: Solve for x
    x = 336,975,095.93/18,893.19
  6. Step 6: Final answer
    x = 17,835.80

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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.