Home / 44,407.35-66,615.48-12,818.18

Finding the Fourth Proportional to 44,407.35, 66,615.48 and 12,818.18

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Solution

The fourth proportional to 44,407.35, 66,615.48 and 12,818.18 is: 19,228.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,407.35 : 66,615.48 = 12,818.18 : x
  2. Step 2: Convert to fraction form
    44,407.35/66,615.48 = 12,818.18/x
  3. Step 3: Cross multiply
    44,407.35x = 66,615.48 × 12,818.18
  4. Step 4: Simplify right side
    44,407.35x = 853,889,379.97
  5. Step 5: Solve for x
    x = 853,889,379.97/44,407.35
  6. Step 6: Final answer
    x = 19,228.56

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1.5x scale

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.