Home / 14,411.30-21,606.45-9,719.66

Finding the Fourth Proportional to 14,411.30, 21,606.45 and 9,719.66

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Solution

The fourth proportional to 14,411.30, 21,606.45 and 9,719.66 is: 14,572.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,411.30 : 21,606.45 = 9,719.66 : x
  2. Step 2: Convert to fraction form
    14,411.30/21,606.45 = 9,719.66/x
  3. Step 3: Cross multiply
    14,411.30x = 21,606.45 × 9,719.66
  4. Step 4: Simplify right side
    14,411.30x = 210,007,347.81
  5. Step 5: Solve for x
    x = 210,007,347.81/14,411.30
  6. Step 6: Final answer
    x = 14,572.41

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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.