Home / 30,175.56-45,252.54-10,448.82

Finding the Fourth Proportional to 30,175.56, 45,252.54 and 10,448.82

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Solution

The fourth proportional to 30,175.56, 45,252.54 and 10,448.82 is: 15,669.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,175.56 : 45,252.54 = 10,448.82 : x
  2. Step 2: Convert to fraction form
    30,175.56/45,252.54 = 10,448.82/x
  3. Step 3: Cross multiply
    30,175.56x = 45,252.54 × 10,448.82
  4. Step 4: Simplify right side
    30,175.56x = 472,835,645.00
  5. Step 5: Solve for x
    x = 472,835,645.00/30,175.56
  6. Step 6: Final answer
    x = 15,669.49

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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.