Home / 31,415.06-43,352.24-17,267.60

Finding the Fourth Proportional to 31,415.06, 43,352.24 and 17,267.60

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Solution

The fourth proportional to 31,415.06, 43,352.24 and 17,267.60 is: 23,828.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,415.06 : 43,352.24 = 17,267.60 : x
  2. Step 2: Convert to fraction form
    31,415.06/43,352.24 = 17,267.60/x
  3. Step 3: Cross multiply
    31,415.06x = 43,352.24 × 17,267.60
  4. Step 4: Simplify right side
    31,415.06x = 748,588,836.32
  5. Step 5: Solve for x
    x = 748,588,836.32/31,415.06
  6. Step 6: Final answer
    x = 23,828.98

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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.