Home / 18,902.54-26,084.48-10,518.50

Finding the Fourth Proportional to 18,902.54, 26,084.48 and 10,518.50

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Solution

The fourth proportional to 18,902.54, 26,084.48 and 10,518.50 is: 14,514.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,902.54 : 26,084.48 = 10,518.50 : x
  2. Step 2: Convert to fraction form
    18,902.54/26,084.48 = 10,518.50/x
  3. Step 3: Cross multiply
    18,902.54x = 26,084.48 × 10,518.50
  4. Step 4: Simplify right side
    18,902.54x = 274,369,602.88
  5. Step 5: Solve for x
    x = 274,369,602.88/18,902.54
  6. Step 6: Final answer
    x = 14,514.96

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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.