Home / 13,260.74-19,867.68-7,006.91

Finding the Fourth Proportional to 13,260.74, 19,867.68 and 7,006.91

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Solution

The fourth proportional to 13,260.74, 19,867.68 and 7,006.91 is: 10,497.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,260.74 : 19,867.68 = 7,006.91 : x
  2. Step 2: Convert to fraction form
    13,260.74/19,867.68 = 7,006.91/x
  3. Step 3: Cross multiply
    13,260.74x = 19,867.68 × 7,006.91
  4. Step 4: Simplify right side
    13,260.74x = 139,210,946.33
  5. Step 5: Solve for x
    x = 139,210,946.33/13,260.74
  6. Step 6: Final answer
    x = 10,497.98

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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.