Home / 14,990.65-22,505.78-12,030.73

Finding the Fourth Proportional to 14,990.65, 22,505.78 and 12,030.73

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Solution

The fourth proportional to 14,990.65, 22,505.78 and 12,030.73 is: 18,061.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,990.65 : 22,505.78 = 12,030.73 : x
  2. Step 2: Convert to fraction form
    14,990.65/22,505.78 = 12,030.73/x
  3. Step 3: Cross multiply
    14,990.65x = 22,505.78 × 12,030.73
  4. Step 4: Simplify right side
    14,990.65x = 270,760,962.62
  5. Step 5: Solve for x
    x = 270,760,962.62/14,990.65
  6. Step 6: Final answer
    x = 18,061.99

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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.