Home / 15,951.48-22,008.60-9,576.36

Finding the Fourth Proportional to 15,951.48, 22,008.60 and 9,576.36

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Solution

The fourth proportional to 15,951.48, 22,008.60 and 9,576.36 is: 13,212.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,951.48 : 22,008.60 = 9,576.36 : x
  2. Step 2: Convert to fraction form
    15,951.48/22,008.60 = 9,576.36/x
  3. Step 3: Cross multiply
    15,951.48x = 22,008.60 × 9,576.36
  4. Step 4: Simplify right side
    15,951.48x = 210,762,276.70
  5. Step 5: Solve for x
    x = 210,762,276.70/15,951.48
  6. Step 6: Final answer
    x = 13,212.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.