Home / 30,356.17-45,563.41-14,784.73

Finding the Fourth Proportional to 30,356.17, 45,563.41 and 14,784.73

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Solution

The fourth proportional to 30,356.17, 45,563.41 and 14,784.73 is: 22,191.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,356.17 : 45,563.41 = 14,784.73 : x
  2. Step 2: Convert to fraction form
    30,356.17/45,563.41 = 14,784.73/x
  3. Step 3: Cross multiply
    30,356.17x = 45,563.41 × 14,784.73
  4. Step 4: Simplify right side
    30,356.17x = 673,642,619.30
  5. Step 5: Solve for x
    x = 673,642,619.30/30,356.17
  6. Step 6: Final answer
    x = 22,191.29

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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.