Home / 15,257.45-22,771.79-14,260.99

Finding the Fourth Proportional to 15,257.45, 22,771.79 and 14,260.99

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Solution

The fourth proportional to 15,257.45, 22,771.79 and 14,260.99 is: 21,284.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,257.45 : 22,771.79 = 14,260.99 : x
  2. Step 2: Convert to fraction form
    15,257.45/22,771.79 = 14,260.99/x
  3. Step 3: Cross multiply
    15,257.45x = 22,771.79 × 14,260.99
  4. Step 4: Simplify right side
    15,257.45x = 324,748,233.82
  5. Step 5: Solve for x
    x = 324,748,233.82/15,257.45
  6. Step 6: Final answer
    x = 21,284.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.