Home / 40,910.84-61,366.16-11,328.57

Finding the Fourth Proportional to 40,910.84, 61,366.16 and 11,328.57

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Solution

The fourth proportional to 40,910.84, 61,366.16 and 11,328.57 is: 16,992.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,910.84 : 61,366.16 = 11,328.57 : x
  2. Step 2: Convert to fraction form
    40,910.84/61,366.16 = 11,328.57/x
  3. Step 3: Cross multiply
    40,910.84x = 61,366.16 × 11,328.57
  4. Step 4: Simplify right side
    40,910.84x = 695,190,782.55
  5. Step 5: Solve for x
    x = 695,190,782.55/40,910.84
  6. Step 6: Final answer
    x = 16,992.83

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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.