Home / 19,232.55-26,541-11,279.43

Finding the Fourth Proportional to 19,232.55, 26,541 and 11,279.43

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Solution

The fourth proportional to 19,232.55, 26,541 and 11,279.43 is: 15,565.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,232.55 : 26,541 = 11,279.43 : x
  2. Step 2: Convert to fraction form
    19,232.55/26,541 = 11,279.43/x
  3. Step 3: Cross multiply
    19,232.55x = 26,541 × 11,279.43
  4. Step 4: Simplify right side
    19,232.55x = 299,367,351.63
  5. Step 5: Solve for x
    x = 299,367,351.63/19,232.55
  6. Step 6: Final answer
    x = 15,565.66

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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.