Home / 31,400.14-43,332.24-17,059.72

Finding the Fourth Proportional to 31,400.14, 43,332.24 and 17,059.72

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Solution

The fourth proportional to 31,400.14, 43,332.24 and 17,059.72 is: 23,542.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,400.14 : 43,332.24 = 17,059.72 : x
  2. Step 2: Convert to fraction form
    31,400.14/43,332.24 = 17,059.72/x
  3. Step 3: Cross multiply
    31,400.14x = 43,332.24 × 17,059.72
  4. Step 4: Simplify right side
    31,400.14x = 739,235,881.37
  5. Step 5: Solve for x
    x = 739,235,881.37/31,400.14
  6. Step 6: Final answer
    x = 23,542.44

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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.