Home / 38,966.55-58,407.88-16,790.37

Finding the Fourth Proportional to 38,966.55, 58,407.88 and 16,790.37

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Solution

The fourth proportional to 38,966.55, 58,407.88 and 16,790.37 is: 25,167.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,966.55 : 58,407.88 = 16,790.37 : x
  2. Step 2: Convert to fraction form
    38,966.55/58,407.88 = 16,790.37/x
  3. Step 3: Cross multiply
    38,966.55x = 58,407.88 × 16,790.37
  4. Step 4: Simplify right side
    38,966.55x = 980,689,916.12
  5. Step 5: Solve for x
    x = 980,689,916.12/38,966.55
  6. Step 6: Final answer
    x = 25,167.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.