Home / 15,772.06-23,655.04-5,240.44

Finding the Fourth Proportional to 15,772.06, 23,655.04 and 5,240.44

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Solution

The fourth proportional to 15,772.06, 23,655.04 and 5,240.44 is: 7,859.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,772.06 : 23,655.04 = 5,240.44 : x
  2. Step 2: Convert to fraction form
    15,772.06/23,655.04 = 5,240.44/x
  3. Step 3: Cross multiply
    15,772.06x = 23,655.04 × 5,240.44
  4. Step 4: Simplify right side
    15,772.06x = 123,962,817.82
  5. Step 5: Solve for x
    x = 123,962,817.82/15,772.06
  6. Step 6: Final answer
    x = 7,859.65

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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.