Home / 11,566.17-15,946.75-9,439.54

Finding the Fourth Proportional to 11,566.17, 15,946.75 and 9,439.54

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Solution

The fourth proportional to 11,566.17, 15,946.75 and 9,439.54 is: 13,014.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,566.17 : 15,946.75 = 9,439.54 : x
  2. Step 2: Convert to fraction form
    11,566.17/15,946.75 = 9,439.54/x
  3. Step 3: Cross multiply
    11,566.17x = 15,946.75 × 9,439.54
  4. Step 4: Simplify right side
    11,566.17x = 150,529,984.50
  5. Step 5: Solve for x
    x = 150,529,984.50/11,566.17
  6. Step 6: Final answer
    x = 13,014.68

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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.