Home / 14,216.96-19,613.67-9,439.22

Finding the Fourth Proportional to 14,216.96, 19,613.67 and 9,439.22

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Solution

The fourth proportional to 14,216.96, 19,613.67 and 9,439.22 is: 13,022.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,216.96 : 19,613.67 = 9,439.22 : x
  2. Step 2: Convert to fraction form
    14,216.96/19,613.67 = 9,439.22/x
  3. Step 3: Cross multiply
    14,216.96x = 19,613.67 × 9,439.22
  4. Step 4: Simplify right side
    14,216.96x = 185,137,746.14
  5. Step 5: Solve for x
    x = 185,137,746.14/14,216.96
  6. Step 6: Final answer
    x = 13,022.32

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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.