Home / 23,221.66-32,048.63-13,790.22

Finding the Fourth Proportional to 23,221.66, 32,048.63 and 13,790.22

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Solution

The fourth proportional to 23,221.66, 32,048.63 and 13,790.22 is: 19,032.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,221.66 : 32,048.63 = 13,790.22 : x
  2. Step 2: Convert to fraction form
    23,221.66/32,048.63 = 13,790.22/x
  3. Step 3: Cross multiply
    23,221.66x = 32,048.63 × 13,790.22
  4. Step 4: Simplify right side
    23,221.66x = 441,957,761.34
  5. Step 5: Solve for x
    x = 441,957,761.34/23,221.66
  6. Step 6: Final answer
    x = 19,032.13

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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.