Home / 14,140.84-21,211.17-3,752.50

Finding the Fourth Proportional to 14,140.84, 21,211.17 and 3,752.50

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Solution

The fourth proportional to 14,140.84, 21,211.17 and 3,752.50 is: 5,628.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,140.84 : 21,211.17 = 3,752.50 : x
  2. Step 2: Convert to fraction form
    14,140.84/21,211.17 = 3,752.50/x
  3. Step 3: Cross multiply
    14,140.84x = 21,211.17 × 3,752.50
  4. Step 4: Simplify right side
    14,140.84x = 79,594,915.43
  5. Step 5: Solve for x
    x = 79,594,915.43/14,140.84
  6. Step 6: Final answer
    x = 5,628.73

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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.