Home / 14,262.92-19,683.44-7,975.24

Finding the Fourth Proportional to 14,262.92, 19,683.44 and 7,975.24

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Solution

The fourth proportional to 14,262.92, 19,683.44 and 7,975.24 is: 11,006.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,262.92 : 19,683.44 = 7,975.24 : x
  2. Step 2: Convert to fraction form
    14,262.92/19,683.44 = 7,975.24/x
  3. Step 3: Cross multiply
    14,262.92x = 19,683.44 × 7,975.24
  4. Step 4: Simplify right side
    14,262.92x = 156,980,158.03
  5. Step 5: Solve for x
    x = 156,980,158.03/14,262.92
  6. Step 6: Final answer
    x = 11,006.17

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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.