Home / 31,657.75-43,684.76-17,510.29

Finding the Fourth Proportional to 31,657.75, 43,684.76 and 17,510.29

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Solution

The fourth proportional to 31,657.75, 43,684.76 and 17,510.29 is: 24,162.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,657.75 : 43,684.76 = 17,510.29 : x
  2. Step 2: Convert to fraction form
    31,657.75/43,684.76 = 17,510.29/x
  3. Step 3: Cross multiply
    31,657.75x = 43,684.76 × 17,510.29
  4. Step 4: Simplify right side
    31,657.75x = 764,932,816.18
  5. Step 5: Solve for x
    x = 764,932,816.18/31,657.75
  6. Step 6: Final answer
    x = 24,162.58

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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.