Home / 30,098.02-45,151.29-12,563.86

Finding the Fourth Proportional to 30,098.02, 45,151.29 and 12,563.86

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Solution

The fourth proportional to 30,098.02, 45,151.29 and 12,563.86 is: 18,847.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,098.02 : 45,151.29 = 12,563.86 : x
  2. Step 2: Convert to fraction form
    30,098.02/45,151.29 = 12,563.86/x
  3. Step 3: Cross multiply
    30,098.02x = 45,151.29 × 12,563.86
  4. Step 4: Simplify right side
    30,098.02x = 567,274,486.38
  5. Step 5: Solve for x
    x = 567,274,486.38/30,098.02
  6. Step 6: Final answer
    x = 18,847.57

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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.