Home / 14,969.49-22,454.31-3,875.40

Finding the Fourth Proportional to 14,969.49, 22,454.31 and 3,875.40

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Solution

The fourth proportional to 14,969.49, 22,454.31 and 3,875.40 is: 5,813.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,969.49 : 22,454.31 = 3,875.40 : x
  2. Step 2: Convert to fraction form
    14,969.49/22,454.31 = 3,875.40/x
  3. Step 3: Cross multiply
    14,969.49x = 22,454.31 × 3,875.40
  4. Step 4: Simplify right side
    14,969.49x = 87,019,432.97
  5. Step 5: Solve for x
    x = 87,019,432.97/14,969.49
  6. Step 6: Final answer
    x = 5,813.12

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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.