Home / 19,409.42-26,784.68-11,452.39

Finding the Fourth Proportional to 19,409.42, 26,784.68 and 11,452.39

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Solution

The fourth proportional to 19,409.42, 26,784.68 and 11,452.39 is: 15,804.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,409.42 : 26,784.68 = 11,452.39 : x
  2. Step 2: Convert to fraction form
    19,409.42/26,784.68 = 11,452.39/x
  3. Step 3: Cross multiply
    19,409.42x = 26,784.68 × 11,452.39
  4. Step 4: Simplify right side
    19,409.42x = 306,748,477.16
  5. Step 5: Solve for x
    x = 306,748,477.16/19,409.42
  6. Step 6: Final answer
    x = 15,804.10

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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.