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Finding the Fourth Proportional to 35,369.80, 48,810.42 and 19,454.24

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Solution

The fourth proportional to 35,369.80, 48,810.42 and 19,454.24 is: 26,846.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,369.80 : 48,810.42 = 19,454.24 : x
  2. Step 2: Convert to fraction form
    35,369.80/48,810.42 = 19,454.24/x
  3. Step 3: Cross multiply
    35,369.80x = 48,810.42 × 19,454.24
  4. Step 4: Simplify right side
    35,369.80x = 949,569,747.21
  5. Step 5: Solve for x
    x = 949,569,747.21/35,369.80
  6. Step 6: Final answer
    x = 26,846.91

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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.