Home / 13,467.16-18,584.26-7,498.70

Finding the Fourth Proportional to 13,467.16, 18,584.26 and 7,498.70

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Solution

The fourth proportional to 13,467.16, 18,584.26 and 7,498.70 is: 10,347.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,467.16 : 18,584.26 = 7,498.70 : x
  2. Step 2: Convert to fraction form
    13,467.16/18,584.26 = 7,498.70/x
  3. Step 3: Cross multiply
    13,467.16x = 18,584.26 × 7,498.70
  4. Step 4: Simplify right side
    13,467.16x = 139,357,790.46
  5. Step 5: Solve for x
    x = 139,357,790.46/13,467.16
  6. Step 6: Final answer
    x = 10,347.97

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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.