Home / 23,199.28-32,014.86-12,588.88

Finding the Fourth Proportional to 23,199.28, 32,014.86 and 12,588.88

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Solution

The fourth proportional to 23,199.28, 32,014.86 and 12,588.88 is: 17,372.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,199.28 : 32,014.86 = 12,588.88 : x
  2. Step 2: Convert to fraction form
    23,199.28/32,014.86 = 12,588.88/x
  3. Step 3: Cross multiply
    23,199.28x = 32,014.86 × 12,588.88
  4. Step 4: Simplify right side
    23,199.28x = 403,031,230.76
  5. Step 5: Solve for x
    x = 403,031,230.76/23,199.28
  6. Step 6: Final answer
    x = 17,372.57

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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.