Home / 15,486.24-23,206.24-13,251.84

Finding the Fourth Proportional to 15,486.24, 23,206.24 and 13,251.84

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Solution

The fourth proportional to 15,486.24, 23,206.24 and 13,251.84 is: 19,857.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,486.24 : 23,206.24 = 13,251.84 : x
  2. Step 2: Convert to fraction form
    15,486.24/23,206.24 = 13,251.84/x
  3. Step 3: Cross multiply
    15,486.24x = 23,206.24 × 13,251.84
  4. Step 4: Simplify right side
    15,486.24x = 307,525,379.48
  5. Step 5: Solve for x
    x = 307,525,379.48/15,486.24
  6. Step 6: Final answer
    x = 19,857.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.