Home / 30,002.13-45,010.49-8,941.32

Finding the Fourth Proportional to 30,002.13, 45,010.49 and 8,941.32

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Solution

The fourth proportional to 30,002.13, 45,010.49 and 8,941.32 is: 13,414.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,002.13 : 45,010.49 = 8,941.32 : x
  2. Step 2: Convert to fraction form
    30,002.13/45,010.49 = 8,941.32/x
  3. Step 3: Cross multiply
    30,002.13x = 45,010.49 × 8,941.32
  4. Step 4: Simplify right side
    30,002.13x = 402,453,149.74
  5. Step 5: Solve for x
    x = 402,453,149.74/30,002.13
  6. Step 6: Final answer
    x = 13,414.15

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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.