Home / 31,202.04-43,059.15-17,055.21

Finding the Fourth Proportional to 31,202.04, 43,059.15 and 17,055.21

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Solution

The fourth proportional to 31,202.04, 43,059.15 and 17,055.21 is: 23,536.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,202.04 : 43,059.15 = 17,055.21 : x
  2. Step 2: Convert to fraction form
    31,202.04/43,059.15 = 17,055.21/x
  3. Step 3: Cross multiply
    31,202.04x = 43,059.15 × 17,055.21
  4. Step 4: Simplify right side
    31,202.04x = 734,382,845.67
  5. Step 5: Solve for x
    x = 734,382,845.67/31,202.04
  6. Step 6: Final answer
    x = 23,536.37

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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.