Home / 19,111.01-26,372.31-10,613.68

Finding the Fourth Proportional to 19,111.01, 26,372.31 and 10,613.68

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Solution

The fourth proportional to 19,111.01, 26,372.31 and 10,613.68 is: 14,646.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,111.01 : 26,372.31 = 10,613.68 : x
  2. Step 2: Convert to fraction form
    19,111.01/26,372.31 = 10,613.68/x
  3. Step 3: Cross multiply
    19,111.01x = 26,372.31 × 10,613.68
  4. Step 4: Simplify right side
    19,111.01x = 279,907,259.20
  5. Step 5: Solve for x
    x = 279,907,259.20/19,111.01
  6. Step 6: Final answer
    x = 14,646.39

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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.