Home / 18,053.80-27,068.34-9,621.56

Finding the Fourth Proportional to 18,053.80, 27,068.34 and 9,621.56

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Solution

The fourth proportional to 18,053.80, 27,068.34 and 9,621.56 is: 14,425.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,053.80 : 27,068.34 = 9,621.56 : x
  2. Step 2: Convert to fraction form
    18,053.80/27,068.34 = 9,621.56/x
  3. Step 3: Cross multiply
    18,053.80x = 27,068.34 × 9,621.56
  4. Step 4: Simplify right side
    18,053.80x = 260,439,657.41
  5. Step 5: Solve for x
    x = 260,439,657.41/18,053.80
  6. Step 6: Final answer
    x = 14,425.75

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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.