Home / 14,452.69-19,938.81-11,456.50

Finding the Fourth Proportional to 14,452.69, 19,938.81 and 11,456.50

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Solution

The fourth proportional to 14,452.69, 19,938.81 and 11,456.50 is: 15,805.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,452.69 : 19,938.81 = 11,456.50 : x
  2. Step 2: Convert to fraction form
    14,452.69/19,938.81 = 11,456.50/x
  3. Step 3: Cross multiply
    14,452.69x = 19,938.81 × 11,456.50
  4. Step 4: Simplify right side
    14,452.69x = 228,428,976.77
  5. Step 5: Solve for x
    x = 228,428,976.77/14,452.69
  6. Step 6: Final answer
    x = 15,805.29

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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.