Home / 43,717.84-65,576.76-20,316.94

Finding the Fourth Proportional to 43,717.84, 65,576.76 and 20,316.94

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Solution

The fourth proportional to 43,717.84, 65,576.76 and 20,316.94 is: 30,475.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,717.84 : 65,576.76 = 20,316.94 : x
  2. Step 2: Convert to fraction form
    43,717.84/65,576.76 = 20,316.94/x
  3. Step 3: Cross multiply
    43,717.84x = 65,576.76 × 20,316.94
  4. Step 4: Simplify right side
    43,717.84x = 1,332,319,098.31
  5. Step 5: Solve for x
    x = 1,332,319,098.31/43,717.84
  6. Step 6: Final answer
    x = 30,475.41

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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.