Home / 19,491.41-29,238.93-6,340.25

Finding the Fourth Proportional to 19,491.41, 29,238.93 and 6,340.25

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Solution

The fourth proportional to 19,491.41, 29,238.93 and 6,340.25 is: 9,510.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,491.41 : 29,238.93 = 6,340.25 : x
  2. Step 2: Convert to fraction form
    19,491.41/29,238.93 = 6,340.25/x
  3. Step 3: Cross multiply
    19,491.41x = 29,238.93 × 6,340.25
  4. Step 4: Simplify right side
    19,491.41x = 185,382,068.69
  5. Step 5: Solve for x
    x = 185,382,068.69/19,491.41
  6. Step 6: Final answer
    x = 9,510.96

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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.