Home / 30,524.38-45,731.89-10,790.35

Finding the Fourth Proportional to 30,524.38, 45,731.89 and 10,790.35

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Solution

The fourth proportional to 30,524.38, 45,731.89 and 10,790.35 is: 16,166.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,524.38 : 45,731.89 = 10,790.35 : x
  2. Step 2: Convert to fraction form
    30,524.38/45,731.89 = 10,790.35/x
  3. Step 3: Cross multiply
    30,524.38x = 45,731.89 × 10,790.35
  4. Step 4: Simplify right side
    30,524.38x = 493,462,998.42
  5. Step 5: Solve for x
    x = 493,462,998.42/30,524.38
  6. Step 6: Final answer
    x = 16,166.19

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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.