Home / 14,751.19-22,123.29-4,220.89

Finding the Fourth Proportional to 14,751.19, 22,123.29 and 4,220.89

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Solution

The fourth proportional to 14,751.19, 22,123.29 and 4,220.89 is: 6,330.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,751.19 : 22,123.29 = 4,220.89 : x
  2. Step 2: Convert to fraction form
    14,751.19/22,123.29 = 4,220.89/x
  3. Step 3: Cross multiply
    14,751.19x = 22,123.29 × 4,220.89
  4. Step 4: Simplify right side
    14,751.19x = 93,379,862.91
  5. Step 5: Solve for x
    x = 93,379,862.91/14,751.19
  6. Step 6: Final answer
    x = 6,330.33

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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.