Home / 18,444.84-25,459.30-10,491.48

Finding the Fourth Proportional to 18,444.84, 25,459.30 and 10,491.48

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Solution

The fourth proportional to 18,444.84, 25,459.30 and 10,491.48 is: 14,481.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444.84 : 25,459.30 = 10,491.48 : x
  2. Step 2: Convert to fraction form
    18,444.84/25,459.30 = 10,491.48/x
  3. Step 3: Cross multiply
    18,444.84x = 25,459.30 × 10,491.48
  4. Step 4: Simplify right side
    18,444.84x = 267,105,736.76
  5. Step 5: Solve for x
    x = 267,105,736.76/18,444.84
  6. Step 6: Final answer
    x = 14,481.33

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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.