Home / 30,503.44-42,095.46-17,074.36

Finding the Fourth Proportional to 30,503.44, 42,095.46 and 17,074.36

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Solution

The fourth proportional to 30,503.44, 42,095.46 and 17,074.36 is: 23,563.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,503.44 : 42,095.46 = 17,074.36 : x
  2. Step 2: Convert to fraction form
    30,503.44/42,095.46 = 17,074.36/x
  3. Step 3: Cross multiply
    30,503.44x = 42,095.46 × 17,074.36
  4. Step 4: Simplify right side
    30,503.44x = 718,753,038.41
  5. Step 5: Solve for x
    x = 718,753,038.41/30,503.44
  6. Step 6: Final answer
    x = 23,563.02

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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.