Home / 15,486.46-23,225.54-6,719.32

Finding the Fourth Proportional to 15,486.46, 23,225.54 and 6,719.32

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Solution

The fourth proportional to 15,486.46, 23,225.54 and 6,719.32 is: 10,077.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,486.46 : 23,225.54 = 6,719.32 : x
  2. Step 2: Convert to fraction form
    15,486.46/23,225.54 = 6,719.32/x
  3. Step 3: Cross multiply
    15,486.46x = 23,225.54 × 6,719.32
  4. Step 4: Simplify right side
    15,486.46x = 156,059,835.43
  5. Step 5: Solve for x
    x = 156,059,835.43/15,486.46
  6. Step 6: Final answer
    x = 10,077.18

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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.