Home / 28,053.74-38,708.08-16,727.51

Finding the Fourth Proportional to 28,053.74, 38,708.08 and 16,727.51

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Solution

The fourth proportional to 28,053.74, 38,708.08 and 16,727.51 is: 23,080.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,053.74 : 38,708.08 = 16,727.51 : x
  2. Step 2: Convert to fraction form
    28,053.74/38,708.08 = 16,727.51/x
  3. Step 3: Cross multiply
    28,053.74x = 38,708.08 × 16,727.51
  4. Step 4: Simplify right side
    28,053.74x = 647,489,850.23
  5. Step 5: Solve for x
    x = 647,489,850.23/28,053.74
  6. Step 6: Final answer
    x = 23,080.34

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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.