Home / 32,440.45-44,768.15-19,019.65

Finding the Fourth Proportional to 32,440.45, 44,768.15 and 19,019.65

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Solution

The fourth proportional to 32,440.45, 44,768.15 and 19,019.65 is: 26,247.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,440.45 : 44,768.15 = 19,019.65 : x
  2. Step 2: Convert to fraction form
    32,440.45/44,768.15 = 19,019.65/x
  3. Step 3: Cross multiply
    32,440.45x = 44,768.15 × 19,019.65
  4. Step 4: Simplify right side
    32,440.45x = 851,474,544.15
  5. Step 5: Solve for x
    x = 851,474,544.15/32,440.45
  6. Step 6: Final answer
    x = 26,247.31

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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.