Home / 13,092.59-18,046.75-8,842.28

Finding the Fourth Proportional to 13,092.59, 18,046.75 and 8,842.28

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Solution

The fourth proportional to 13,092.59, 18,046.75 and 8,842.28 is: 12,188.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092.59 : 18,046.75 = 8,842.28 : x
  2. Step 2: Convert to fraction form
    13,092.59/18,046.75 = 8,842.28/x
  3. Step 3: Cross multiply
    13,092.59x = 18,046.75 × 8,842.28
  4. Step 4: Simplify right side
    13,092.59x = 159,574,422.34
  5. Step 5: Solve for x
    x = 159,574,422.34/13,092.59
  6. Step 6: Final answer
    x = 12,188.15

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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.