Home / 13,252.88-18,288.98-7,284.50

Finding the Fourth Proportional to 13,252.88, 18,288.98 and 7,284.50

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Solution

The fourth proportional to 13,252.88, 18,288.98 and 7,284.50 is: 10,052.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,252.88 : 18,288.98 = 7,284.50 : x
  2. Step 2: Convert to fraction form
    13,252.88/18,288.98 = 7,284.50/x
  3. Step 3: Cross multiply
    13,252.88x = 18,288.98 × 7,284.50
  4. Step 4: Simplify right side
    13,252.88x = 133,226,074.81
  5. Step 5: Solve for x
    x = 133,226,074.81/13,252.88
  6. Step 6: Final answer
    x = 10,052.61

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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.