Home / 30,362.63-45,549.14-10,371.03

Finding the Fourth Proportional to 30,362.63, 45,549.14 and 10,371.03

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Solution

The fourth proportional to 30,362.63, 45,549.14 and 10,371.03 is: 15,558.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,362.63 : 45,549.14 = 10,371.03 : x
  2. Step 2: Convert to fraction form
    30,362.63/45,549.14 = 10,371.03/x
  3. Step 3: Cross multiply
    30,362.63x = 45,549.14 × 10,371.03
  4. Step 4: Simplify right side
    30,362.63x = 472,391,383.54
  5. Step 5: Solve for x
    x = 472,391,383.54/30,362.63
  6. Step 6: Final answer
    x = 15,558.31

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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.