Home / 28,576.00-42,861.27-9,853.46

Finding the Fourth Proportional to 28,576.00, 42,861.27 and 9,853.46

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Solution

The fourth proportional to 28,576.00, 42,861.27 and 9,853.46 is: 14,779.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,576.00 : 42,861.27 = 9,853.46 : x
  2. Step 2: Convert to fraction form
    28,576.00/42,861.27 = 9,853.46/x
  3. Step 3: Cross multiply
    28,576.00x = 42,861.27 × 9,853.46
  4. Step 4: Simplify right side
    28,576.00x = 422,331,818.50
  5. Step 5: Solve for x
    x = 422,331,818.50/28,576.00
  6. Step 6: Final answer
    x = 14,779.25

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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.