Home / 14,472.48-21,709.16-4,984.69

Finding the Fourth Proportional to 14,472.48, 21,709.16 and 4,984.69

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Solution

The fourth proportional to 14,472.48, 21,709.16 and 4,984.69 is: 7,477.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,472.48 : 21,709.16 = 4,984.69 : x
  2. Step 2: Convert to fraction form
    14,472.48/21,709.16 = 4,984.69/x
  3. Step 3: Cross multiply
    14,472.48x = 21,709.16 × 4,984.69
  4. Step 4: Simplify right side
    14,472.48x = 108,213,432.76
  5. Step 5: Solve for x
    x = 108,213,432.76/14,472.48
  6. Step 6: Final answer
    x = 7,477.19

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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.