Home / 14,282.65-19,710.05-7,995.03

Finding the Fourth Proportional to 14,282.65, 19,710.05 and 7,995.03

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Solution

The fourth proportional to 14,282.65, 19,710.05 and 7,995.03 is: 11,033.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,282.65 : 19,710.05 = 7,995.03 : x
  2. Step 2: Convert to fraction form
    14,282.65/19,710.05 = 7,995.03/x
  3. Step 3: Cross multiply
    14,282.65x = 19,710.05 × 7,995.03
  4. Step 4: Simplify right side
    14,282.65x = 157,582,441.05
  5. Step 5: Solve for x
    x = 157,582,441.05/14,282.65
  6. Step 6: Final answer
    x = 11,033.14

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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.