Home / 19,616.60-27,070.92-10,664.07

Finding the Fourth Proportional to 19,616.60, 27,070.92 and 10,664.07

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Solution

The fourth proportional to 19,616.60, 27,070.92 and 10,664.07 is: 14,716.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616.60 : 27,070.92 = 10,664.07 : x
  2. Step 2: Convert to fraction form
    19,616.60/27,070.92 = 10,664.07/x
  3. Step 3: Cross multiply
    19,616.60x = 27,070.92 × 10,664.07
  4. Step 4: Simplify right side
    19,616.60x = 288,686,185.84
  5. Step 5: Solve for x
    x = 288,686,185.84/19,616.60
  6. Step 6: Final answer
    x = 14,716.43

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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.