Home / 30,074.49-45,097.56-9,006.39

Finding the Fourth Proportional to 30,074.49, 45,097.56 and 9,006.39

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Solution

The fourth proportional to 30,074.49, 45,097.56 and 9,006.39 is: 13,505.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,074.49 : 45,097.56 = 9,006.39 : x
  2. Step 2: Convert to fraction form
    30,074.49/45,097.56 = 9,006.39/x
  3. Step 3: Cross multiply
    30,074.49x = 45,097.56 × 9,006.39
  4. Step 4: Simplify right side
    30,074.49x = 406,166,213.41
  5. Step 5: Solve for x
    x = 406,166,213.41/30,074.49
  6. Step 6: Final answer
    x = 13,505.34

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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.