Home / 23,440.12-32,347.02-12,829.48

Finding the Fourth Proportional to 23,440.12, 32,347.02 and 12,829.48

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Solution

The fourth proportional to 23,440.12, 32,347.02 and 12,829.48 is: 17,704.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,440.12 : 32,347.02 = 12,829.48 : x
  2. Step 2: Convert to fraction form
    23,440.12/32,347.02 = 12,829.48/x
  3. Step 3: Cross multiply
    23,440.12x = 32,347.02 × 12,829.48
  4. Step 4: Simplify right side
    23,440.12x = 414,995,446.15
  5. Step 5: Solve for x
    x = 414,995,446.15/23,440.12
  6. Step 6: Final answer
    x = 17,704.49

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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.