Home / 14,437.18-21,654.34-9,787.06

Finding the Fourth Proportional to 14,437.18, 21,654.34 and 9,787.06

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Solution

The fourth proportional to 14,437.18, 21,654.34 and 9,787.06 is: 14,679.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,437.18 : 21,654.34 = 9,787.06 : x
  2. Step 2: Convert to fraction form
    14,437.18/21,654.34 = 9,787.06/x
  3. Step 3: Cross multiply
    14,437.18x = 21,654.34 × 9,787.06
  4. Step 4: Simplify right side
    14,437.18x = 211,932,324.84
  5. Step 5: Solve for x
    x = 211,932,324.84/14,437.18
  6. Step 6: Final answer
    x = 14,679.62

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1.5x scale

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.