Home / 34,414.32-47,490.08-19,305.12

Finding the Fourth Proportional to 34,414.32, 47,490.08 and 19,305.12

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Solution

The fourth proportional to 34,414.32, 47,490.08 and 19,305.12 is: 26,640.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,414.32 : 47,490.08 = 19,305.12 : x
  2. Step 2: Convert to fraction form
    34,414.32/47,490.08 = 19,305.12/x
  3. Step 3: Cross multiply
    34,414.32x = 47,490.08 × 19,305.12
  4. Step 4: Simplify right side
    34,414.32x = 916,801,693.21
  5. Step 5: Solve for x
    x = 916,801,693.21/34,414.32
  6. Step 6: Final answer
    x = 26,640.12

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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.