Home / 23,820.09-32,911.29-18,822.66

Finding the Fourth Proportional to 23,820.09, 32,911.29 and 18,822.66

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Solution

The fourth proportional to 23,820.09, 32,911.29 and 18,822.66 is: 26,006.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,820.09 : 32,911.29 = 18,822.66 : x
  2. Step 2: Convert to fraction form
    23,820.09/32,911.29 = 18,822.66/x
  3. Step 3: Cross multiply
    23,820.09x = 32,911.29 × 18,822.66
  4. Step 4: Simplify right side
    23,820.09x = 619,478,021.83
  5. Step 5: Solve for x
    x = 619,478,021.83/23,820.09
  6. Step 6: Final answer
    x = 26,006.54

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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.