Home / 40,641.06-60,914.76-15,668.64

Finding the Fourth Proportional to 40,641.06, 60,914.76 and 15,668.64

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Solution

The fourth proportional to 40,641.06, 60,914.76 and 15,668.64 is: 23,484.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,641.06 : 60,914.76 = 15,668.64 : x
  2. Step 2: Convert to fraction form
    40,641.06/60,914.76 = 15,668.64/x
  3. Step 3: Cross multiply
    40,641.06x = 60,914.76 × 15,668.64
  4. Step 4: Simplify right side
    40,641.06x = 954,451,445.13
  5. Step 5: Solve for x
    x = 954,451,445.13/40,641.06
  6. Step 6: Final answer
    x = 23,484.91

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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.