Home / 19,126.53-26,397.63-11,173.41

Finding the Fourth Proportional to 19,126.53, 26,397.63 and 11,173.41

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Solution

The fourth proportional to 19,126.53, 26,397.63 and 11,173.41 is: 15,421.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,126.53 : 26,397.63 = 11,173.41 : x
  2. Step 2: Convert to fraction form
    19,126.53/26,397.63 = 11,173.41/x
  3. Step 3: Cross multiply
    19,126.53x = 26,397.63 × 11,173.41
  4. Step 4: Simplify right side
    19,126.53x = 294,951,543.02
  5. Step 5: Solve for x
    x = 294,951,543.02/19,126.53
  6. Step 6: Final answer
    x = 15,421.07

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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.