Home / 19,660.44-27,130.46-10,707.89

Finding the Fourth Proportional to 19,660.44, 27,130.46 and 10,707.89

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Solution

The fourth proportional to 19,660.44, 27,130.46 and 10,707.89 is: 14,776.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,660.44 : 27,130.46 = 10,707.89 : x
  2. Step 2: Convert to fraction form
    19,660.44/27,130.46 = 10,707.89/x
  3. Step 3: Cross multiply
    19,660.44x = 27,130.46 × 10,707.89
  4. Step 4: Simplify right side
    19,660.44x = 290,509,792.14
  5. Step 5: Solve for x
    x = 290,509,792.14/19,660.44
  6. Step 6: Final answer
    x = 14,776.36

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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.