Home / 30,537.74-45,858.62-19,882.24

Finding the Fourth Proportional to 30,537.74, 45,858.62 and 19,882.24

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Solution

The fourth proportional to 30,537.74, 45,858.62 and 19,882.24 is: 29,857.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,537.74 : 45,858.62 = 19,882.24 : x
  2. Step 2: Convert to fraction form
    30,537.74/45,858.62 = 19,882.24/x
  3. Step 3: Cross multiply
    30,537.74x = 45,858.62 × 19,882.24
  4. Step 4: Simplify right side
    30,537.74x = 911,772,023.97
  5. Step 5: Solve for x
    x = 911,772,023.97/30,537.74
  6. Step 6: Final answer
    x = 29,857.22

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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.