Home / 19,792.19-29,688.65-9,256.38

Finding the Fourth Proportional to 19,792.19, 29,688.65 and 9,256.38

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Solution

The fourth proportional to 19,792.19, 29,688.65 and 9,256.38 is: 13,884.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,792.19 : 29,688.65 = 9,256.38 : x
  2. Step 2: Convert to fraction form
    19,792.19/29,688.65 = 9,256.38/x
  3. Step 3: Cross multiply
    19,792.19x = 29,688.65 × 9,256.38
  4. Step 4: Simplify right side
    19,792.19x = 274,809,414.52
  5. Step 5: Solve for x
    x = 274,809,414.52/19,792.19
  6. Step 6: Final answer
    x = 13,884.74

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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.