Home / 14,014.92-21,026.76-6,619.08

Finding the Fourth Proportional to 14,014.92, 21,026.76 and 6,619.08

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Solution

The fourth proportional to 14,014.92, 21,026.76 and 6,619.08 is: 9,930.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.92 : 21,026.76 = 6,619.08 : x
  2. Step 2: Convert to fraction form
    14,014.92/21,026.76 = 6,619.08/x
  3. Step 3: Cross multiply
    14,014.92x = 21,026.76 × 6,619.08
  4. Step 4: Simplify right side
    14,014.92x = 139,177,806.58
  5. Step 5: Solve for x
    x = 139,177,806.58/14,014.92
  6. Step 6: Final answer
    x = 9,930.69

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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.