Home / 23,638.29-32,620.20-13,027.92

Finding the Fourth Proportional to 23,638.29, 32,620.20 and 13,027.92

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Solution

The fourth proportional to 23,638.29, 32,620.20 and 13,027.92 is: 17,978.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,638.29 : 32,620.20 = 13,027.92 : x
  2. Step 2: Convert to fraction form
    23,638.29/32,620.20 = 13,027.92/x
  3. Step 3: Cross multiply
    23,638.29x = 32,620.20 × 13,027.92
  4. Step 4: Simplify right side
    23,638.29x = 424,973,355.98
  5. Step 5: Solve for x
    x = 424,973,355.98/23,638.29
  6. Step 6: Final answer
    x = 17,978.18

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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.