Home / 40,806.41-61,208.40-14,492.75

Finding the Fourth Proportional to 40,806.41, 61,208.40 and 14,492.75

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Solution

The fourth proportional to 40,806.41, 61,208.40 and 14,492.75 is: 21,738.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,806.41 : 61,208.40 = 14,492.75 : x
  2. Step 2: Convert to fraction form
    40,806.41/61,208.40 = 14,492.75/x
  3. Step 3: Cross multiply
    40,806.41x = 61,208.40 × 14,492.75
  4. Step 4: Simplify right side
    40,806.41x = 887,078,039.10
  5. Step 5: Solve for x
    x = 887,078,039.10/40,806.41
  6. Step 6: Final answer
    x = 21,738.69

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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.