Home / 23,199.45-32,009.88-15,659.76

Finding the Fourth Proportional to 23,199.45, 32,009.88 and 15,659.76

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Solution

The fourth proportional to 23,199.45, 32,009.88 and 15,659.76 is: 21,606.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,199.45 : 32,009.88 = 15,659.76 : x
  2. Step 2: Convert to fraction form
    23,199.45/32,009.88 = 15,659.76/x
  3. Step 3: Cross multiply
    23,199.45x = 32,009.88 × 15,659.76
  4. Step 4: Simplify right side
    23,199.45x = 501,267,038.43
  5. Step 5: Solve for x
    x = 501,267,038.43/23,199.45
  6. Step 6: Final answer
    x = 21,606.85

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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.