Home / 23,087.20-31,852.85-14,125.36

Finding the Fourth Proportional to 23,087.20, 31,852.85 and 14,125.36

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Solution

The fourth proportional to 23,087.20, 31,852.85 and 14,125.36 is: 19,488.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,087.20 : 31,852.85 = 14,125.36 : x
  2. Step 2: Convert to fraction form
    23,087.20/31,852.85 = 14,125.36/x
  3. Step 3: Cross multiply
    23,087.20x = 31,852.85 × 14,125.36
  4. Step 4: Simplify right side
    23,087.20x = 449,932,973.28
  5. Step 5: Solve for x
    x = 449,932,973.28/23,087.20
  6. Step 6: Final answer
    x = 19,488.42

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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.