Home / 14,751.18-22,123.28-4,220.88

Finding the Fourth Proportional to 14,751.18, 22,123.28 and 4,220.88

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Solution

The fourth proportional to 14,751.18, 22,123.28 and 4,220.88 is: 6,330.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,751.18 : 22,123.28 = 4,220.88 : x
  2. Step 2: Convert to fraction form
    14,751.18/22,123.28 = 4,220.88/x
  3. Step 3: Cross multiply
    14,751.18x = 22,123.28 × 4,220.88
  4. Step 4: Simplify right side
    14,751.18x = 93,379,710.09
  5. Step 5: Solve for x
    x = 93,379,710.09/14,751.18
  6. Step 6: Final answer
    x = 6,330.32

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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.