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Finding the Fourth Proportional to 30,953.52, 46,431.90 and 23,569.56

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Solution

The fourth proportional to 30,953.52, 46,431.90 and 23,569.56 is: 35,355.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,953.52 : 46,431.90 = 23,569.56 : x
  2. Step 2: Convert to fraction form
    30,953.52/46,431.90 = 23,569.56/x
  3. Step 3: Cross multiply
    30,953.52x = 46,431.90 × 23,569.56
  4. Step 4: Simplify right side
    30,953.52x = 1,094,379,452.96
  5. Step 5: Solve for x
    x = 1,094,379,452.96/30,953.52
  6. Step 6: Final answer
    x = 35,355.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.