Home / 18,734.52-25,842.06-15,701.88

Finding the Fourth Proportional to 18,734.52, 25,842.06 and 15,701.88

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Solution

The fourth proportional to 18,734.52, 25,842.06 and 15,701.88 is: 21,658.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,734.52 : 25,842.06 = 15,701.88 : x
  2. Step 2: Convert to fraction form
    18,734.52/25,842.06 = 15,701.88/x
  3. Step 3: Cross multiply
    18,734.52x = 25,842.06 × 15,701.88
  4. Step 4: Simplify right side
    18,734.52x = 405,768,925.07
  5. Step 5: Solve for x
    x = 405,768,925.07/18,734.52
  6. Step 6: Final answer
    x = 21,658.89

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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.