Home / 14,436.48-19,920.96-11,459.52

Finding the Fourth Proportional to 14,436.48, 19,920.96 and 11,459.52

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Solution

The fourth proportional to 14,436.48, 19,920.96 and 11,459.52 is: 15,813.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,436.48 : 19,920.96 = 11,459.52 : x
  2. Step 2: Convert to fraction form
    14,436.48/19,920.96 = 11,459.52/x
  3. Step 3: Cross multiply
    14,436.48x = 19,920.96 × 11,459.52
  4. Step 4: Simplify right side
    14,436.48x = 228,284,639.54
  5. Step 5: Solve for x
    x = 228,284,639.54/14,436.48
  6. Step 6: Final answer
    x = 15,813.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.