Home / 30,595.16-45,890.86-18,194.10

Finding the Fourth Proportional to 30,595.16, 45,890.86 and 18,194.10

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Solution

The fourth proportional to 30,595.16, 45,890.86 and 18,194.10 is: 27,290.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,595.16 : 45,890.86 = 18,194.10 : x
  2. Step 2: Convert to fraction form
    30,595.16/45,890.86 = 18,194.10/x
  3. Step 3: Cross multiply
    30,595.16x = 45,890.86 × 18,194.10
  4. Step 4: Simplify right side
    30,595.16x = 834,942,895.93
  5. Step 5: Solve for x
    x = 834,942,895.93/30,595.16
  6. Step 6: Final answer
    x = 27,290.03

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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.