Home / 14,493.34-21,708.76-9,787.51

Finding the Fourth Proportional to 14,493.34, 21,708.76 and 9,787.51

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Solution

The fourth proportional to 14,493.34, 21,708.76 and 9,787.51 is: 14,660.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,493.34 : 21,708.76 = 9,787.51 : x
  2. Step 2: Convert to fraction form
    14,493.34/21,708.76 = 9,787.51/x
  3. Step 3: Cross multiply
    14,493.34x = 21,708.76 × 9,787.51
  4. Step 4: Simplify right side
    14,493.34x = 212,474,705.59
  5. Step 5: Solve for x
    x = 212,474,705.59/14,493.34
  6. Step 6: Final answer
    x = 14,660.16

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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.