Home / 14,612.48-21,921.30-4,750.02

Finding the Fourth Proportional to 14,612.48, 21,921.30 and 4,750.02

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Solution

The fourth proportional to 14,612.48, 21,921.30 and 4,750.02 is: 7,125.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,612.48 : 21,921.30 = 4,750.02 : x
  2. Step 2: Convert to fraction form
    14,612.48/21,921.30 = 4,750.02/x
  3. Step 3: Cross multiply
    14,612.48x = 21,921.30 × 4,750.02
  4. Step 4: Simplify right side
    14,612.48x = 104,126,613.43
  5. Step 5: Solve for x
    x = 104,126,613.43/14,612.48
  6. Step 6: Final answer
    x = 7,125.87

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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.