Home / 30,005.56-41,410.20-17,429.52

Finding the Fourth Proportional to 30,005.56, 41,410.20 and 17,429.52

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Solution

The fourth proportional to 30,005.56, 41,410.20 and 17,429.52 is: 24,054.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,005.56 : 41,410.20 = 17,429.52 : x
  2. Step 2: Convert to fraction form
    30,005.56/41,410.20 = 17,429.52/x
  3. Step 3: Cross multiply
    30,005.56x = 41,410.20 × 17,429.52
  4. Step 4: Simplify right side
    30,005.56x = 721,759,909.10
  5. Step 5: Solve for x
    x = 721,759,909.10/30,005.56
  6. Step 6: Final answer
    x = 24,054.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.