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Finding the Fourth Proportional to 33,672.50, 46,465.95 and 18,565.32

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Solution

The fourth proportional to 33,672.50, 46,465.95 and 18,565.32 is: 25,618.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,672.50 : 46,465.95 = 18,565.32 : x
  2. Step 2: Convert to fraction form
    33,672.50/46,465.95 = 18,565.32/x
  3. Step 3: Cross multiply
    33,672.50x = 46,465.95 × 18,565.32
  4. Step 4: Simplify right side
    33,672.50x = 862,655,230.85
  5. Step 5: Solve for x
    x = 862,655,230.85/33,672.50
  6. Step 6: Final answer
    x = 25,618.98

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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.