Home / 19,442.56-26,834.52-11,484.40

Finding the Fourth Proportional to 19,442.56, 26,834.52 and 11,484.40

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Solution

The fourth proportional to 19,442.56, 26,834.52 and 11,484.40 is: 15,850.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,442.56 : 26,834.52 = 11,484.40 : x
  2. Step 2: Convert to fraction form
    19,442.56/26,834.52 = 11,484.40/x
  3. Step 3: Cross multiply
    19,442.56x = 26,834.52 × 11,484.40
  4. Step 4: Simplify right side
    19,442.56x = 308,178,361.49
  5. Step 5: Solve for x
    x = 308,178,361.49/19,442.56
  6. Step 6: Final answer
    x = 15,850.71

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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.