Home / 41,112.22-61,668.63-13,031.74

Finding the Fourth Proportional to 41,112.22, 61,668.63 and 13,031.74

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Solution

The fourth proportional to 41,112.22, 61,668.63 and 13,031.74 is: 19,547.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,112.22 : 61,668.63 = 13,031.74 : x
  2. Step 2: Convert to fraction form
    41,112.22/61,668.63 = 13,031.74/x
  3. Step 3: Cross multiply
    41,112.22x = 61,668.63 × 13,031.74
  4. Step 4: Simplify right side
    41,112.22x = 803,649,552.32
  5. Step 5: Solve for x
    x = 803,649,552.32/41,112.22
  6. Step 6: Final answer
    x = 19,547.71

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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.