Home / 19,440.90-29,160.99-6,957.54

Finding the Fourth Proportional to 19,440.90, 29,160.99 and 6,957.54

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Solution

The fourth proportional to 19,440.90, 29,160.99 and 6,957.54 is: 10,436.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440.90 : 29,160.99 = 6,957.54 : x
  2. Step 2: Convert to fraction form
    19,440.90/29,160.99 = 6,957.54/x
  3. Step 3: Cross multiply
    19,440.90x = 29,160.99 × 6,957.54
  4. Step 4: Simplify right side
    19,440.90x = 202,888,754.36
  5. Step 5: Solve for x
    x = 202,888,754.36/19,440.90
  6. Step 6: Final answer
    x = 10,436.18

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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.