Home / 19,613.63-29,433.40-9,226.19

Finding the Fourth Proportional to 19,613.63, 29,433.40 and 9,226.19

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Solution

The fourth proportional to 19,613.63, 29,433.40 and 9,226.19 is: 13,845.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,613.63 : 29,433.40 = 9,226.19 : x
  2. Step 2: Convert to fraction form
    19,613.63/29,433.40 = 9,226.19/x
  3. Step 3: Cross multiply
    19,613.63x = 29,433.40 × 9,226.19
  4. Step 4: Simplify right side
    19,613.63x = 271,558,140.75
  5. Step 5: Solve for x
    x = 271,558,140.75/19,613.63
  6. Step 6: Final answer
    x = 13,845.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.