Home / 31,295.52-43,188.66-17,148.96

Finding the Fourth Proportional to 31,295.52, 43,188.66 and 17,148.96

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Solution

The fourth proportional to 31,295.52, 43,188.66 and 17,148.96 is: 23,666.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,295.52 : 43,188.66 = 17,148.96 : x
  2. Step 2: Convert to fraction form
    31,295.52/43,188.66 = 17,148.96/x
  3. Step 3: Cross multiply
    31,295.52x = 43,188.66 × 17,148.96
  4. Step 4: Simplify right side
    31,295.52x = 740,640,602.79
  5. Step 5: Solve for x
    x = 740,640,602.79/31,295.52
  6. Step 6: Final answer
    x = 23,666.03

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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.