Home / 21,749.95-32,615.73-6,954.88

Finding the Fourth Proportional to 21,749.95, 32,615.73 and 6,954.88

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Solution

The fourth proportional to 21,749.95, 32,615.73 and 6,954.88 is: 10,429.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,749.95 : 32,615.73 = 6,954.88 : x
  2. Step 2: Convert to fraction form
    21,749.95/32,615.73 = 6,954.88/x
  3. Step 3: Cross multiply
    21,749.95x = 32,615.73 × 6,954.88
  4. Step 4: Simplify right side
    21,749.95x = 226,838,488.26
  5. Step 5: Solve for x
    x = 226,838,488.26/21,749.95
  6. Step 6: Final answer
    x = 10,429.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.