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Finding the Fourth Proportional to 35,438.25, 48,904.80 and 19,522.65

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Solution

The fourth proportional to 35,438.25, 48,904.80 and 19,522.65 is: 26,941.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,438.25 : 48,904.80 = 19,522.65 : x
  2. Step 2: Convert to fraction form
    35,438.25/48,904.80 = 19,522.65/x
  3. Step 3: Cross multiply
    35,438.25x = 48,904.80 × 19,522.65
  4. Step 4: Simplify right side
    35,438.25x = 954,751,293.72
  5. Step 5: Solve for x
    x = 954,751,293.72/35,438.25
  6. Step 6: Final answer
    x = 26,941.27

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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.