Home / 17,887.55-24,687.09-10,813.95

Finding the Fourth Proportional to 17,887.55, 24,687.09 and 10,813.95

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Solution

The fourth proportional to 17,887.55, 24,687.09 and 10,813.95 is: 14,924.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,887.55 : 24,687.09 = 10,813.95 : x
  2. Step 2: Convert to fraction form
    17,887.55/24,687.09 = 10,813.95/x
  3. Step 3: Cross multiply
    17,887.55x = 24,687.09 × 10,813.95
  4. Step 4: Simplify right side
    17,887.55x = 266,964,902.84
  5. Step 5: Solve for x
    x = 266,964,902.84/17,887.55
  6. Step 6: Final answer
    x = 14,924.63

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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.