Home / 14,542.66-21,813.52-4,154.40

Finding the Fourth Proportional to 14,542.66, 21,813.52 and 4,154.40

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Solution

The fourth proportional to 14,542.66, 21,813.52 and 4,154.40 is: 6,231.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,542.66 : 21,813.52 = 4,154.40 : x
  2. Step 2: Convert to fraction form
    14,542.66/21,813.52 = 4,154.40/x
  3. Step 3: Cross multiply
    14,542.66x = 21,813.52 × 4,154.40
  4. Step 4: Simplify right side
    14,542.66x = 90,622,087.49
  5. Step 5: Solve for x
    x = 90,622,087.49/14,542.66
  6. Step 6: Final answer
    x = 6,231.47

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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.