Home / 15,722.45-23,573.95-7,404.56

Finding the Fourth Proportional to 15,722.45, 23,573.95 and 7,404.56

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Solution

The fourth proportional to 15,722.45, 23,573.95 and 7,404.56 is: 11,102.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,722.45 : 23,573.95 = 7,404.56 : x
  2. Step 2: Convert to fraction form
    15,722.45/23,573.95 = 7,404.56/x
  3. Step 3: Cross multiply
    15,722.45x = 23,573.95 × 7,404.56
  4. Step 4: Simplify right side
    15,722.45x = 174,554,853.49
  5. Step 5: Solve for x
    x = 174,554,853.49/15,722.45
  6. Step 6: Final answer
    x = 11,102.26

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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.