Home / 19,429.92-29,137.73-6,946.56

Finding the Fourth Proportional to 19,429.92, 29,137.73 and 6,946.56

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Solution

The fourth proportional to 19,429.92, 29,137.73 and 6,946.56 is: 10,417.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,429.92 : 29,137.73 = 6,946.56 : x
  2. Step 2: Convert to fraction form
    19,429.92/29,137.73 = 6,946.56/x
  3. Step 3: Cross multiply
    19,429.92x = 29,137.73 × 6,946.56
  4. Step 4: Simplify right side
    19,429.92x = 202,406,954.98
  5. Step 5: Solve for x
    x = 202,406,954.98/19,429.92
  6. Step 6: Final answer
    x = 10,417.28

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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.