Home / 34,916.75-48,176.70-20,577.17

Finding the Fourth Proportional to 34,916.75, 48,176.70 and 20,577.17

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Solution

The fourth proportional to 34,916.75, 48,176.70 and 20,577.17 is: 28,391.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,916.75 : 48,176.70 = 20,577.17 : x
  2. Step 2: Convert to fraction form
    34,916.75/48,176.70 = 20,577.17/x
  3. Step 3: Cross multiply
    34,916.75x = 48,176.70 × 20,577.17
  4. Step 4: Simplify right side
    34,916.75x = 991,340,145.94
  5. Step 5: Solve for x
    x = 991,340,145.94/34,916.75
  6. Step 6: Final answer
    x = 28,391.54

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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.