Home / 14,544.40-21,813.48-6,644.68

Finding the Fourth Proportional to 14,544.40, 21,813.48 and 6,644.68

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Solution

The fourth proportional to 14,544.40, 21,813.48 and 6,644.68 is: 9,965.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,544.40 : 21,813.48 = 6,644.68 : x
  2. Step 2: Convert to fraction form
    14,544.40/21,813.48 = 6,644.68/x
  3. Step 3: Cross multiply
    14,544.40x = 21,813.48 × 6,644.68
  4. Step 4: Simplify right side
    14,544.40x = 144,943,594.29
  5. Step 5: Solve for x
    x = 144,943,594.29/14,544.40
  6. Step 6: Final answer
    x = 9,965.59

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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.