Home / 15,595.70-23,379.57-5,728.07

Finding the Fourth Proportional to 15,595.70, 23,379.57 and 5,728.07

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Solution

The fourth proportional to 15,595.70, 23,379.57 and 5,728.07 is: 8,586.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,595.70 : 23,379.57 = 5,728.07 : x
  2. Step 2: Convert to fraction form
    15,595.70/23,379.57 = 5,728.07/x
  3. Step 3: Cross multiply
    15,595.70x = 23,379.57 × 5,728.07
  4. Step 4: Simplify right side
    15,595.70x = 133,919,871.98
  5. Step 5: Solve for x
    x = 133,919,871.98/15,595.70
  6. Step 6: Final answer
    x = 8,586.98

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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.