Home / 22,852.46-31,539.96-13,902.78

Finding the Fourth Proportional to 22,852.46, 31,539.96 and 13,902.78

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Solution

The fourth proportional to 22,852.46, 31,539.96 and 13,902.78 is: 19,188.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,852.46 : 31,539.96 = 13,902.78 : x
  2. Step 2: Convert to fraction form
    22,852.46/31,539.96 = 13,902.78/x
  3. Step 3: Cross multiply
    22,852.46x = 31,539.96 × 13,902.78
  4. Step 4: Simplify right side
    22,852.46x = 438,493,125.09
  5. Step 5: Solve for x
    x = 438,493,125.09/22,852.46
  6. Step 6: Final answer
    x = 19,188.01

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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.