Home / 14,040.46-19,374.96-7,752.84

Finding the Fourth Proportional to 14,040.46, 19,374.96 and 7,752.84

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Solution

The fourth proportional to 14,040.46, 19,374.96 and 7,752.84 is: 10,698.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.46 : 19,374.96 = 7,752.84 : x
  2. Step 2: Convert to fraction form
    14,040.46/19,374.96 = 7,752.84/x
  3. Step 3: Cross multiply
    14,040.46x = 19,374.96 × 7,752.84
  4. Step 4: Simplify right side
    14,040.46x = 150,210,964.89
  5. Step 5: Solve for x
    x = 150,210,964.89/14,040.46
  6. Step 6: Final answer
    x = 10,698.44

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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.