Home / 14,780.28-22,083.82-14,263.50

Finding the Fourth Proportional to 14,780.28, 22,083.82 and 14,263.50

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Solution

The fourth proportional to 14,780.28, 22,083.82 and 14,263.50 is: 21,311.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,780.28 : 22,083.82 = 14,263.50 : x
  2. Step 2: Convert to fraction form
    14,780.28/22,083.82 = 14,263.50/x
  3. Step 3: Cross multiply
    14,780.28x = 22,083.82 × 14,263.50
  4. Step 4: Simplify right side
    14,780.28x = 314,992,566.57
  5. Step 5: Solve for x
    x = 314,992,566.57/14,780.28
  6. Step 6: Final answer
    x = 21,311.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.