Home / 19,616.92-27,071.88-10,665.04

Finding the Fourth Proportional to 19,616.92, 27,071.88 and 10,665.04

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Solution

The fourth proportional to 19,616.92, 27,071.88 and 10,665.04 is: 14,718.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616.92 : 27,071.88 = 10,665.04 : x
  2. Step 2: Convert to fraction form
    19,616.92/27,071.88 = 10,665.04/x
  3. Step 3: Cross multiply
    19,616.92x = 27,071.88 × 10,665.04
  4. Step 4: Simplify right side
    19,616.92x = 288,722,615.40
  5. Step 5: Solve for x
    x = 288,722,615.40/19,616.92
  6. Step 6: Final answer
    x = 14,718.04

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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.