Home / 30,098.88-45,149.94-12,551.04

Finding the Fourth Proportional to 30,098.88, 45,149.94 and 12,551.04

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Solution

The fourth proportional to 30,098.88, 45,149.94 and 12,551.04 is: 18,827.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,098.88 : 45,149.94 = 12,551.04 : x
  2. Step 2: Convert to fraction form
    30,098.88/45,149.94 = 12,551.04/x
  3. Step 3: Cross multiply
    30,098.88x = 45,149.94 × 12,551.04
  4. Step 4: Simplify right side
    30,098.88x = 566,678,702.94
  5. Step 5: Solve for x
    x = 566,678,702.94/30,098.88
  6. Step 6: Final answer
    x = 18,827.24

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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.