Home / 30,672.11-46,008.14-9,895.61

Finding the Fourth Proportional to 30,672.11, 46,008.14 and 9,895.61

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Solution

The fourth proportional to 30,672.11, 46,008.14 and 9,895.61 is: 14,843.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,672.11 : 46,008.14 = 9,895.61 : x
  2. Step 2: Convert to fraction form
    30,672.11/46,008.14 = 9,895.61/x
  3. Step 3: Cross multiply
    30,672.11x = 46,008.14 × 9,895.61
  4. Step 4: Simplify right side
    30,672.11x = 455,278,330.75
  5. Step 5: Solve for x
    x = 455,278,330.75/30,672.11
  6. Step 6: Final answer
    x = 14,843.40

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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.