Home / 13,597.23-18,764.28-8,881.50

Finding the Fourth Proportional to 13,597.23, 18,764.28 and 8,881.50

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Solution

The fourth proportional to 13,597.23, 18,764.28 and 8,881.50 is: 12,256.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,597.23 : 18,764.28 = 8,881.50 : x
  2. Step 2: Convert to fraction form
    13,597.23/18,764.28 = 8,881.50/x
  3. Step 3: Cross multiply
    13,597.23x = 18,764.28 × 8,881.50
  4. Step 4: Simplify right side
    13,597.23x = 166,654,952.82
  5. Step 5: Solve for x
    x = 166,654,952.82/13,597.23
  6. Step 6: Final answer
    x = 12,256.54

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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.