Home / 19,230.42-26,538-10,616.61

Finding the Fourth Proportional to 19,230.42, 26,538 and 10,616.61

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Solution

The fourth proportional to 19,230.42, 26,538 and 10,616.61 is: 14,650.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,230.42 : 26,538 = 10,616.61 : x
  2. Step 2: Convert to fraction form
    19,230.42/26,538 = 10,616.61/x
  3. Step 3: Cross multiply
    19,230.42x = 26,538 × 10,616.61
  4. Step 4: Simplify right side
    19,230.42x = 281,743,596.18
  5. Step 5: Solve for x
    x = 281,743,596.18/19,230.42
  6. Step 6: Final answer
    x = 14,650.93

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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.