Home / 15,678.09-23,524.83-6,902.55

Finding the Fourth Proportional to 15,678.09, 23,524.83 and 6,902.55

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Solution

The fourth proportional to 15,678.09, 23,524.83 and 6,902.55 is: 10,357.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,678.09 : 23,524.83 = 6,902.55 : x
  2. Step 2: Convert to fraction form
    15,678.09/23,524.83 = 6,902.55/x
  3. Step 3: Cross multiply
    15,678.09x = 23,524.83 × 6,902.55
  4. Step 4: Simplify right side
    15,678.09x = 162,381,315.32
  5. Step 5: Solve for x
    x = 162,381,315.32/15,678.09
  6. Step 6: Final answer
    x = 10,357.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.