Home / 30,016.08-45,024.14-7,829.43

Finding the Fourth Proportional to 30,016.08, 45,024.14 and 7,829.43

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Solution

The fourth proportional to 30,016.08, 45,024.14 and 7,829.43 is: 11,744.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,016.08 : 45,024.14 = 7,829.43 : x
  2. Step 2: Convert to fraction form
    30,016.08/45,024.14 = 7,829.43/x
  3. Step 3: Cross multiply
    30,016.08x = 45,024.14 × 7,829.43
  4. Step 4: Simplify right side
    30,016.08x = 352,513,352.44
  5. Step 5: Solve for x
    x = 352,513,352.44/30,016.08
  6. Step 6: Final answer
    x = 11,744.15

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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.