Home / 23,440.05-32,347.22-12,829.59

Finding the Fourth Proportional to 23,440.05, 32,347.22 and 12,829.59

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Solution

The fourth proportional to 23,440.05, 32,347.22 and 12,829.59 is: 17,704.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,440.05 : 32,347.22 = 12,829.59 : x
  2. Step 2: Convert to fraction form
    23,440.05/32,347.22 = 12,829.59/x
  3. Step 3: Cross multiply
    23,440.05x = 32,347.22 × 12,829.59
  4. Step 4: Simplify right side
    23,440.05x = 415,001,506.09
  5. Step 5: Solve for x
    x = 415,001,506.09/23,440.05
  6. Step 6: Final answer
    x = 17,704.80

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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.