Home / 13,250.24-18,284.97-7,281.91

Finding the Fourth Proportional to 13,250.24, 18,284.97 and 7,281.91

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Solution

The fourth proportional to 13,250.24, 18,284.97 and 7,281.91 is: 10,048.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,250.24 : 18,284.97 = 7,281.91 : x
  2. Step 2: Convert to fraction form
    13,250.24/18,284.97 = 7,281.91/x
  3. Step 3: Cross multiply
    13,250.24x = 18,284.97 × 7,281.91
  4. Step 4: Simplify right side
    13,250.24x = 133,149,505.89
  5. Step 5: Solve for x
    x = 133,149,505.89/13,250.24
  6. Step 6: Final answer
    x = 10,048.84

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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.