Home / 19,635.24-29,446.62-6,485.16

Finding the Fourth Proportional to 19,635.24, 29,446.62 and 6,485.16

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Solution

The fourth proportional to 19,635.24, 29,446.62 and 6,485.16 is: 9,725.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,635.24 : 29,446.62 = 6,485.16 : x
  2. Step 2: Convert to fraction form
    19,635.24/29,446.62 = 6,485.16/x
  3. Step 3: Cross multiply
    19,635.24x = 29,446.62 × 6,485.16
  4. Step 4: Simplify right side
    19,635.24x = 190,966,042.16
  5. Step 5: Solve for x
    x = 190,966,042.16/19,635.24
  6. Step 6: Final answer
    x = 9,725.68

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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.