Home / 19,102.48-28,655.64-7,097.84

Finding the Fourth Proportional to 19,102.48, 28,655.64 and 7,097.84

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Solution

The fourth proportional to 19,102.48, 28,655.64 and 7,097.84 is: 10,647.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,102.48 : 28,655.64 = 7,097.84 : x
  2. Step 2: Convert to fraction form
    19,102.48/28,655.64 = 7,097.84/x
  3. Step 3: Cross multiply
    19,102.48x = 28,655.64 × 7,097.84
  4. Step 4: Simplify right side
    19,102.48x = 203,393,147.82
  5. Step 5: Solve for x
    x = 203,393,147.82/19,102.48
  6. Step 6: Final answer
    x = 10,647.47

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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.