Home / 19,501.22-26,911.24-11,543.58

Finding the Fourth Proportional to 19,501.22, 26,911.24 and 11,543.58

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Solution

The fourth proportional to 19,501.22, 26,911.24 and 11,543.58 is: 15,929.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,501.22 : 26,911.24 = 11,543.58 : x
  2. Step 2: Convert to fraction form
    19,501.22/26,911.24 = 11,543.58/x
  3. Step 3: Cross multiply
    19,501.22x = 26,911.24 × 11,543.58
  4. Step 4: Simplify right side
    19,501.22x = 310,652,022.98
  5. Step 5: Solve for x
    x = 310,652,022.98/19,501.22
  6. Step 6: Final answer
    x = 15,929.87

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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.