Home / 28,069.29-38,734.64-16,732.94

Finding the Fourth Proportional to 28,069.29, 38,734.64 and 16,732.94

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Solution

The fourth proportional to 28,069.29, 38,734.64 and 16,732.94 is: 23,090.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,069.29 : 38,734.64 = 16,732.94 : x
  2. Step 2: Convert to fraction form
    28,069.29/38,734.64 = 16,732.94/x
  3. Step 3: Cross multiply
    28,069.29x = 38,734.64 × 16,732.94
  4. Step 4: Simplify right side
    28,069.29x = 648,144,407.04
  5. Step 5: Solve for x
    x = 648,144,407.04/28,069.29
  6. Step 6: Final answer
    x = 23,090.87

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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.