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Finding the Fourth Proportional to 50,925.96, 70,277.94 and 28,569.96

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Solution

The fourth proportional to 50,925.96, 70,277.94 and 28,569.96 is: 39,426.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,925.96 : 70,277.94 = 28,569.96 : x
  2. Step 2: Convert to fraction form
    50,925.96/70,277.94 = 28,569.96/x
  3. Step 3: Cross multiply
    50,925.96x = 70,277.94 × 28,569.96
  4. Step 4: Simplify right side
    50,925.96x = 2,007,837,934.68
  5. Step 5: Solve for x
    x = 2,007,837,934.68/50,925.96
  6. Step 6: Final answer
    x = 39,426.61

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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.