Home / 25,708.29-35,489.39-16,289.61

Finding the Fourth Proportional to 25,708.29, 35,489.39 and 16,289.61

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Solution

The fourth proportional to 25,708.29, 35,489.39 and 16,289.61 is: 22,487.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,708.29 : 35,489.39 = 16,289.61 : x
  2. Step 2: Convert to fraction form
    25,708.29/35,489.39 = 16,289.61/x
  3. Step 3: Cross multiply
    25,708.29x = 35,489.39 × 16,289.61
  4. Step 4: Simplify right side
    25,708.29x = 578,108,240.79
  5. Step 5: Solve for x
    x = 578,108,240.79/25,708.29
  6. Step 6: Final answer
    x = 22,487.23

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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.