Home / 30,557.57-45,849.43-12,792.38

Finding the Fourth Proportional to 30,557.57, 45,849.43 and 12,792.38

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Solution

The fourth proportional to 30,557.57, 45,849.43 and 12,792.38 is: 19,194.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,557.57 : 45,849.43 = 12,792.38 : x
  2. Step 2: Convert to fraction form
    30,557.57/45,849.43 = 12,792.38/x
  3. Step 3: Cross multiply
    30,557.57x = 45,849.43 × 12,792.38
  4. Step 4: Simplify right side
    30,557.57x = 586,523,299.36
  5. Step 5: Solve for x
    x = 586,523,299.36/30,557.57
  6. Step 6: Final answer
    x = 19,194.04

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1.5x scale

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.