Home / 14,609.96-21,915.24-4,749.22

Finding the Fourth Proportional to 14,609.96, 21,915.24 and 4,749.22

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Solution

The fourth proportional to 14,609.96, 21,915.24 and 4,749.22 is: 7,123.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,609.96 : 21,915.24 = 4,749.22 : x
  2. Step 2: Convert to fraction form
    14,609.96/21,915.24 = 4,749.22/x
  3. Step 3: Cross multiply
    14,609.96x = 21,915.24 × 4,749.22
  4. Step 4: Simplify right side
    14,609.96x = 104,080,296.11
  5. Step 5: Solve for x
    x = 104,080,296.11/14,609.96
  6. Step 6: Final answer
    x = 7,123.93

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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.