Home / 28,302-39,057.56-16,973.34

Finding the Fourth Proportional to 28,302, 39,057.56 and 16,973.34

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Solution

The fourth proportional to 28,302, 39,057.56 and 16,973.34 is: 23,423.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,302 : 39,057.56 = 16,973.34 : x
  2. Step 2: Convert to fraction form
    28,302/39,057.56 = 16,973.34/x
  3. Step 3: Cross multiply
    28,302x = 39,057.56 × 16,973.34
  4. Step 4: Simplify right side
    28,302x = 662,937,245.45
  5. Step 5: Solve for x
    x = 662,937,245.45/28,302
  6. Step 6: Final answer
    x = 23,423.69

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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.