Home / 28,041.36-38,694.24-16,101.84

Finding the Fourth Proportional to 28,041.36, 38,694.24 and 16,101.84

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Solution

The fourth proportional to 28,041.36, 38,694.24 and 16,101.84 is: 22,218.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,041.36 : 38,694.24 = 16,101.84 : x
  2. Step 2: Convert to fraction form
    28,041.36/38,694.24 = 16,101.84/x
  3. Step 3: Cross multiply
    28,041.36x = 38,694.24 × 16,101.84
  4. Step 4: Simplify right side
    28,041.36x = 623,048,461.40
  5. Step 5: Solve for x
    x = 623,048,461.40/28,041.36
  6. Step 6: Final answer
    x = 22,218.91

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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.