Home / 17,618.49-24,318.09-10,900.22

Finding the Fourth Proportional to 17,618.49, 24,318.09 and 10,900.22

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Solution

The fourth proportional to 17,618.49, 24,318.09 and 10,900.22 is: 15,045.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618.49 : 24,318.09 = 10,900.22 : x
  2. Step 2: Convert to fraction form
    17,618.49/24,318.09 = 10,900.22/x
  3. Step 3: Cross multiply
    17,618.49x = 24,318.09 × 10,900.22
  4. Step 4: Simplify right side
    17,618.49x = 265,072,409.39
  5. Step 5: Solve for x
    x = 265,072,409.39/17,618.49
  6. Step 6: Final answer
    x = 15,045.13

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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.