Home / 39,511.46-59,267.13-18,161.78

Finding the Fourth Proportional to 39,511.46, 59,267.13 and 18,161.78

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Solution

The fourth proportional to 39,511.46, 59,267.13 and 18,161.78 is: 27,242.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,511.46 : 59,267.13 = 18,161.78 : x
  2. Step 2: Convert to fraction form
    39,511.46/59,267.13 = 18,161.78/x
  3. Step 3: Cross multiply
    39,511.46x = 59,267.13 × 18,161.78
  4. Step 4: Simplify right side
    39,511.46x = 1,076,396,576.29
  5. Step 5: Solve for x
    x = 1,076,396,576.29/39,511.46
  6. Step 6: Final answer
    x = 27,242.64

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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.