Home / 30,293.52-41,817.96-20,363.28

Finding the Fourth Proportional to 30,293.52, 41,817.96 and 20,363.28

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Solution

The fourth proportional to 30,293.52, 41,817.96 and 20,363.28 is: 28,110.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,293.52 : 41,817.96 = 20,363.28 : x
  2. Step 2: Convert to fraction form
    30,293.52/41,817.96 = 20,363.28/x
  3. Step 3: Cross multiply
    30,293.52x = 41,817.96 × 20,363.28
  4. Step 4: Simplify right side
    30,293.52x = 851,550,828.51
  5. Step 5: Solve for x
    x = 851,550,828.51/30,293.52
  6. Step 6: Final answer
    x = 28,110.00

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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.