Home / 28,214.24-38,927.94-17,605.58

Finding the Fourth Proportional to 28,214.24, 38,927.94 and 17,605.58

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Solution

The fourth proportional to 28,214.24, 38,927.94 and 17,605.58 is: 24,290.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,214.24 : 38,927.94 = 17,605.58 : x
  2. Step 2: Convert to fraction form
    28,214.24/38,927.94 = 17,605.58/x
  3. Step 3: Cross multiply
    28,214.24x = 38,927.94 × 17,605.58
  4. Step 4: Simplify right side
    28,214.24x = 685,348,961.91
  5. Step 5: Solve for x
    x = 685,348,961.91/28,214.24
  6. Step 6: Final answer
    x = 24,290.89

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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.