Home / 31,487.52-43,448.35-17,341.29

Finding the Fourth Proportional to 31,487.52, 43,448.35 and 17,341.29

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Solution

The fourth proportional to 31,487.52, 43,448.35 and 17,341.29 is: 23,928.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,487.52 : 43,448.35 = 17,341.29 : x
  2. Step 2: Convert to fraction form
    31,487.52/43,448.35 = 17,341.29/x
  3. Step 3: Cross multiply
    31,487.52x = 43,448.35 × 17,341.29
  4. Step 4: Simplify right side
    31,487.52x = 753,450,437.37
  5. Step 5: Solve for x
    x = 753,450,437.37/31,487.52
  6. Step 6: Final answer
    x = 23,928.54

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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.