Home / 23,458.02-32,372.12-12,847.66

Finding the Fourth Proportional to 23,458.02, 32,372.12 and 12,847.66

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Solution

The fourth proportional to 23,458.02, 32,372.12 and 12,847.66 is: 17,729.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,458.02 : 32,372.12 = 12,847.66 : x
  2. Step 2: Convert to fraction form
    23,458.02/32,372.12 = 12,847.66/x
  3. Step 3: Cross multiply
    23,458.02x = 32,372.12 × 12,847.66
  4. Step 4: Simplify right side
    23,458.02x = 415,905,991.24
  5. Step 5: Solve for x
    x = 415,905,991.24/23,458.02
  6. Step 6: Final answer
    x = 17,729.80

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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.