Home / 18,099.12-24,976.54-10,141.50

Finding the Fourth Proportional to 18,099.12, 24,976.54 and 10,141.50

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Solution

The fourth proportional to 18,099.12, 24,976.54 and 10,141.50 is: 13,995.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,099.12 : 24,976.54 = 10,141.50 : x
  2. Step 2: Convert to fraction form
    18,099.12/24,976.54 = 10,141.50/x
  3. Step 3: Cross multiply
    18,099.12x = 24,976.54 × 10,141.50
  4. Step 4: Simplify right side
    18,099.12x = 253,299,580.41
  5. Step 5: Solve for x
    x = 253,299,580.41/18,099.12
  6. Step 6: Final answer
    x = 13,995.13

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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.