Home / 14,981.40-22,454.60-11,271.71

Finding the Fourth Proportional to 14,981.40, 22,454.60 and 11,271.71

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Solution

The fourth proportional to 14,981.40, 22,454.60 and 11,271.71 is: 16,894.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981.40 : 22,454.60 = 11,271.71 : x
  2. Step 2: Convert to fraction form
    14,981.40/22,454.60 = 11,271.71/x
  3. Step 3: Cross multiply
    14,981.40x = 22,454.60 × 11,271.71
  4. Step 4: Simplify right side
    14,981.40x = 253,101,570.73
  5. Step 5: Solve for x
    x = 253,101,570.73/14,981.40
  6. Step 6: Final answer
    x = 16,894.39

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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.