Home / 31,902.51-44,024.83-19,972.42

Finding the Fourth Proportional to 31,902.51, 44,024.83 and 19,972.42

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Solution

The fourth proportional to 31,902.51, 44,024.83 and 19,972.42 is: 27,561.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,902.51 : 44,024.83 = 19,972.42 : x
  2. Step 2: Convert to fraction form
    31,902.51/44,024.83 = 19,972.42/x
  3. Step 3: Cross multiply
    31,902.51x = 44,024.83 × 19,972.42
  4. Step 4: Simplify right side
    31,902.51x = 879,282,395.19
  5. Step 5: Solve for x
    x = 879,282,395.19/31,902.51
  6. Step 6: Final answer
    x = 27,561.54

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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.