Home / 14,357.23-21,522.87-5,121.07

Finding the Fourth Proportional to 14,357.23, 21,522.87 and 5,121.07

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Solution

The fourth proportional to 14,357.23, 21,522.87 and 5,121.07 is: 7,676.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,357.23 : 21,522.87 = 5,121.07 : x
  2. Step 2: Convert to fraction form
    14,357.23/21,522.87 = 5,121.07/x
  3. Step 3: Cross multiply
    14,357.23x = 21,522.87 × 5,121.07
  4. Step 4: Simplify right side
    14,357.23x = 110,220,123.87
  5. Step 5: Solve for x
    x = 110,220,123.87/14,357.23
  6. Step 6: Final answer
    x = 7,676.98

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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.