Home / 30,032.79-41,449.37-17,285.71

Finding the Fourth Proportional to 30,032.79, 41,449.37 and 17,285.71

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Solution

The fourth proportional to 30,032.79, 41,449.37 and 17,285.71 is: 23,856.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,032.79 : 41,449.37 = 17,285.71 : x
  2. Step 2: Convert to fraction form
    30,032.79/41,449.37 = 17,285.71/x
  3. Step 3: Cross multiply
    30,032.79x = 41,449.37 × 17,285.71
  4. Step 4: Simplify right side
    30,032.79x = 716,481,789.50
  5. Step 5: Solve for x
    x = 716,481,789.50/30,032.79
  6. Step 6: Final answer
    x = 23,856.65

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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.