Home / 20,394.06-30,587.63-5,599.50

Finding the Fourth Proportional to 20,394.06, 30,587.63 and 5,599.50

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Solution

The fourth proportional to 20,394.06, 30,587.63 and 5,599.50 is: 8,398.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,394.06 : 30,587.63 = 5,599.50 : x
  2. Step 2: Convert to fraction form
    20,394.06/30,587.63 = 5,599.50/x
  3. Step 3: Cross multiply
    20,394.06x = 30,587.63 × 5,599.50
  4. Step 4: Simplify right side
    20,394.06x = 171,275,406.19
  5. Step 5: Solve for x
    x = 171,275,406.19/20,394.06
  6. Step 6: Final answer
    x = 8,398.30

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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.