Home / 18,898.65-26,052.81-12,514.53

Finding the Fourth Proportional to 18,898.65, 26,052.81 and 12,514.53

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Solution

The fourth proportional to 18,898.65, 26,052.81 and 12,514.53 is: 17,251.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,898.65 : 26,052.81 = 12,514.53 : x
  2. Step 2: Convert to fraction form
    18,898.65/26,052.81 = 12,514.53/x
  3. Step 3: Cross multiply
    18,898.65x = 26,052.81 × 12,514.53
  4. Step 4: Simplify right side
    18,898.65x = 326,038,672.33
  5. Step 5: Solve for x
    x = 326,038,672.33/18,898.65
  6. Step 6: Final answer
    x = 17,251.96

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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.