Home / 17,640.29-24,344.06-10,087.85

Finding the Fourth Proportional to 17,640.29, 24,344.06 and 10,087.85

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Solution

The fourth proportional to 17,640.29, 24,344.06 and 10,087.85 is: 13,921.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,640.29 : 24,344.06 = 10,087.85 : x
  2. Step 2: Convert to fraction form
    17,640.29/24,344.06 = 10,087.85/x
  3. Step 3: Cross multiply
    17,640.29x = 24,344.06 × 10,087.85
  4. Step 4: Simplify right side
    17,640.29x = 245,579,053.51
  5. Step 5: Solve for x
    x = 245,579,053.51/17,640.29
  6. Step 6: Final answer
    x = 13,921.49

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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.