Home / 14,210.88-19,613.52-8,910.24

Finding the Fourth Proportional to 14,210.88, 19,613.52 and 8,910.24

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Solution

The fourth proportional to 14,210.88, 19,613.52 and 8,910.24 is: 12,297.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,210.88 : 19,613.52 = 8,910.24 : x
  2. Step 2: Convert to fraction form
    14,210.88/19,613.52 = 8,910.24/x
  3. Step 3: Cross multiply
    14,210.88x = 19,613.52 × 8,910.24
  4. Step 4: Simplify right side
    14,210.88x = 174,761,170.44
  5. Step 5: Solve for x
    x = 174,761,170.44/14,210.88
  6. Step 6: Final answer
    x = 12,297.70

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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.