Home / 18,927.08-28,257.54-14,461.37

Finding the Fourth Proportional to 18,927.08, 28,257.54 and 14,461.37

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Solution

The fourth proportional to 18,927.08, 28,257.54 and 14,461.37 is: 21,590.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,927.08 : 28,257.54 = 14,461.37 : x
  2. Step 2: Convert to fraction form
    18,927.08/28,257.54 = 14,461.37/x
  3. Step 3: Cross multiply
    18,927.08x = 28,257.54 × 14,461.37
  4. Step 4: Simplify right side
    18,927.08x = 408,642,668.92
  5. Step 5: Solve for x
    x = 408,642,668.92/18,927.08
  6. Step 6: Final answer
    x = 21,590.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.