Home / 15,492.75-23,242.77-5,104.50

Finding the Fourth Proportional to 15,492.75, 23,242.77 and 5,104.50

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Solution

The fourth proportional to 15,492.75, 23,242.77 and 5,104.50 is: 7,657.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,492.75 : 23,242.77 = 5,104.50 : x
  2. Step 2: Convert to fraction form
    15,492.75/23,242.77 = 5,104.50/x
  3. Step 3: Cross multiply
    15,492.75x = 23,242.77 × 5,104.50
  4. Step 4: Simplify right side
    15,492.75x = 118,642,719.47
  5. Step 5: Solve for x
    x = 118,642,719.47/15,492.75
  6. Step 6: Final answer
    x = 7,657.95

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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.