Home / 13,231.34-18,259.52-7,566.60

Finding the Fourth Proportional to 13,231.34, 18,259.52 and 7,566.60

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Solution

The fourth proportional to 13,231.34, 18,259.52 and 7,566.60 is: 10,442.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,231.34 : 18,259.52 = 7,566.60 : x
  2. Step 2: Convert to fraction form
    13,231.34/18,259.52 = 7,566.60/x
  3. Step 3: Cross multiply
    13,231.34x = 18,259.52 × 7,566.60
  4. Step 4: Simplify right side
    13,231.34x = 138,162,446.20
  5. Step 5: Solve for x
    x = 138,162,446.20/13,231.34
  6. Step 6: Final answer
    x = 10,442.06

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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.