Home / 27,330.90-40,967.10-19,516.02

Finding the Fourth Proportional to 27,330.90, 40,967.10 and 19,516.02

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Solution

The fourth proportional to 27,330.90, 40,967.10 and 19,516.02 is: 29,253.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,330.90 : 40,967.10 = 19,516.02 : x
  2. Step 2: Convert to fraction form
    27,330.90/40,967.10 = 19,516.02/x
  3. Step 3: Cross multiply
    27,330.90x = 40,967.10 × 19,516.02
  4. Step 4: Simplify right side
    27,330.90x = 799,514,742.94
  5. Step 5: Solve for x
    x = 799,514,742.94/27,330.90
  6. Step 6: Final answer
    x = 29,253.14

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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.