Home / 14,437.67-21,655.10-9,787.56

Finding the Fourth Proportional to 14,437.67, 21,655.10 and 9,787.56

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Solution

The fourth proportional to 14,437.67, 21,655.10 and 9,787.56 is: 14,680.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,437.67 : 21,655.10 = 9,787.56 : x
  2. Step 2: Convert to fraction form
    14,437.67/21,655.10 = 9,787.56/x
  3. Step 3: Cross multiply
    14,437.67x = 21,655.10 × 9,787.56
  4. Step 4: Simplify right side
    14,437.67x = 211,950,590.56
  5. Step 5: Solve for x
    x = 211,950,590.56/14,437.67
  6. Step 6: Final answer
    x = 14,680.39

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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.