Home / 28,039.59-38,693.27-16,708.83

Finding the Fourth Proportional to 28,039.59, 38,693.27 and 16,708.83

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Solution

The fourth proportional to 28,039.59, 38,693.27 and 16,708.83 is: 23,057.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,039.59 : 38,693.27 = 16,708.83 : x
  2. Step 2: Convert to fraction form
    28,039.59/38,693.27 = 16,708.83/x
  3. Step 3: Cross multiply
    28,039.59x = 38,693.27 × 16,708.83
  4. Step 4: Simplify right side
    28,039.59x = 646,519,394.79
  5. Step 5: Solve for x
    x = 646,519,394.79/28,039.59
  6. Step 6: Final answer
    x = 23,057.38

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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.