Home / 23,418.47-35,125.42-12,885.02

Finding the Fourth Proportional to 23,418.47, 35,125.42 and 12,885.02

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Solution

The fourth proportional to 23,418.47, 35,125.42 and 12,885.02 is: 19,326.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,418.47 : 35,125.42 = 12,885.02 : x
  2. Step 2: Convert to fraction form
    23,418.47/35,125.42 = 12,885.02/x
  3. Step 3: Cross multiply
    23,418.47x = 35,125.42 × 12,885.02
  4. Step 4: Simplify right side
    23,418.47x = 452,591,794.81
  5. Step 5: Solve for x
    x = 452,591,794.81/23,418.47
  6. Step 6: Final answer
    x = 19,326.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.