Home / 13,184.17-19,774.50-4,419.16

Finding the Fourth Proportional to 13,184.17, 19,774.50 and 4,419.16

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Solution

The fourth proportional to 13,184.17, 19,774.50 and 4,419.16 is: 6,628.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,184.17 : 19,774.50 = 4,419.16 : x
  2. Step 2: Convert to fraction form
    13,184.17/19,774.50 = 4,419.16/x
  3. Step 3: Cross multiply
    13,184.17x = 19,774.50 × 4,419.16
  4. Step 4: Simplify right side
    13,184.17x = 87,386,679.42
  5. Step 5: Solve for x
    x = 87,386,679.42/13,184.17
  6. Step 6: Final answer
    x = 6,628.15

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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.