Home / 49,467.72-74,213.76-14,407.68

Finding the Fourth Proportional to 49,467.72, 74,213.76 and 14,407.68

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Solution

The fourth proportional to 49,467.72, 74,213.76 and 14,407.68 is: 21,615.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,467.72 : 74,213.76 = 14,407.68 : x
  2. Step 2: Convert to fraction form
    49,467.72/74,213.76 = 14,407.68/x
  3. Step 3: Cross multiply
    49,467.72x = 74,213.76 × 14,407.68
  4. Step 4: Simplify right side
    49,467.72x = 1,069,248,105.68
  5. Step 5: Solve for x
    x = 1,069,248,105.68/49,467.72
  6. Step 6: Final answer
    x = 21,615.07

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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.