Home / 31,172.06-43,017.46-17,024.96

Finding the Fourth Proportional to 31,172.06, 43,017.46 and 17,024.96

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Solution

The fourth proportional to 31,172.06, 43,017.46 and 17,024.96 is: 23,494.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,172.06 : 43,017.46 = 17,024.96 : x
  2. Step 2: Convert to fraction form
    31,172.06/43,017.46 = 17,024.96/x
  3. Step 3: Cross multiply
    31,172.06x = 43,017.46 × 17,024.96
  4. Step 4: Simplify right side
    31,172.06x = 732,370,535.80
  5. Step 5: Solve for x
    x = 732,370,535.80/31,172.06
  6. Step 6: Final answer
    x = 23,494.45

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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.