Home / 28,293.56-39,040.77-16,354.59

Finding the Fourth Proportional to 28,293.56, 39,040.77 and 16,354.59

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Solution

The fourth proportional to 28,293.56, 39,040.77 and 16,354.59 is: 22,566.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,293.56 : 39,040.77 = 16,354.59 : x
  2. Step 2: Convert to fraction form
    28,293.56/39,040.77 = 16,354.59/x
  3. Step 3: Cross multiply
    28,293.56x = 39,040.77 × 16,354.59
  4. Step 4: Simplify right side
    28,293.56x = 638,495,786.63
  5. Step 5: Solve for x
    x = 638,495,786.63/28,293.56
  6. Step 6: Final answer
    x = 22,566.83

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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.