Home / 30,204.44-45,316.38-12,669.56

Finding the Fourth Proportional to 30,204.44, 45,316.38 and 12,669.56

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Solution

The fourth proportional to 30,204.44, 45,316.38 and 12,669.56 is: 19,008.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,204.44 : 45,316.38 = 12,669.56 : x
  2. Step 2: Convert to fraction form
    30,204.44/45,316.38 = 12,669.56/x
  3. Step 3: Cross multiply
    30,204.44x = 45,316.38 × 12,669.56
  4. Step 4: Simplify right side
    30,204.44x = 574,138,595.39
  5. Step 5: Solve for x
    x = 574,138,595.39/30,204.44
  6. Step 6: Final answer
    x = 19,008.42

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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.