Home / 31,632.09-43,650.93-17,291.66

Finding the Fourth Proportional to 31,632.09, 43,650.93 and 17,291.66

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Solution

The fourth proportional to 31,632.09, 43,650.93 and 17,291.66 is: 23,861.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,632.09 : 43,650.93 = 17,291.66 : x
  2. Step 2: Convert to fraction form
    31,632.09/43,650.93 = 17,291.66/x
  3. Step 3: Cross multiply
    31,632.09x = 43,650.93 × 17,291.66
  4. Step 4: Simplify right side
    31,632.09x = 754,796,886.83
  5. Step 5: Solve for x
    x = 754,796,886.83/31,632.09
  6. Step 6: Final answer
    x = 23,861.75

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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.