Home / 19,140.76-26,414.26-10,757.32

Finding the Fourth Proportional to 19,140.76, 26,414.26 and 10,757.32

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Solution

The fourth proportional to 19,140.76, 26,414.26 and 10,757.32 is: 14,845.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,140.76 : 26,414.26 = 10,757.32 : x
  2. Step 2: Convert to fraction form
    19,140.76/26,414.26 = 10,757.32/x
  3. Step 3: Cross multiply
    19,140.76x = 26,414.26 × 10,757.32
  4. Step 4: Simplify right side
    19,140.76x = 284,146,647.38
  5. Step 5: Solve for x
    x = 284,146,647.38/19,140.76
  6. Step 6: Final answer
    x = 14,845.11

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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.