Home / 17,490.84-24,146.28-11,855.37

Finding the Fourth Proportional to 17,490.84, 24,146.28 and 11,855.37

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Solution

The fourth proportional to 17,490.84, 24,146.28 and 11,855.37 is: 16,366.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,490.84 : 24,146.28 = 11,855.37 : x
  2. Step 2: Convert to fraction form
    17,490.84/24,146.28 = 11,855.37/x
  3. Step 3: Cross multiply
    17,490.84x = 24,146.28 × 11,855.37
  4. Step 4: Simplify right side
    17,490.84x = 286,263,083.52
  5. Step 5: Solve for x
    x = 286,263,083.52/17,490.84
  6. Step 6: Final answer
    x = 16,366.46

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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.