Home / 15,699.37-23,552.52-5,172.63

Finding the Fourth Proportional to 15,699.37, 23,552.52 and 5,172.63

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Solution

The fourth proportional to 15,699.37, 23,552.52 and 5,172.63 is: 7,760.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,699.37 : 23,552.52 = 5,172.63 : x
  2. Step 2: Convert to fraction form
    15,699.37/23,552.52 = 5,172.63/x
  3. Step 3: Cross multiply
    15,699.37x = 23,552.52 × 5,172.63
  4. Step 4: Simplify right side
    15,699.37x = 121,828,591.63
  5. Step 5: Solve for x
    x = 121,828,591.63/15,699.37
  6. Step 6: Final answer
    x = 7,760.09

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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.