Home / 23,740.80-32,762.22-13,665.56

Finding the Fourth Proportional to 23,740.80, 32,762.22 and 13,665.56

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Solution

The fourth proportional to 23,740.80, 32,762.22 and 13,665.56 is: 18,858.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,740.80 : 32,762.22 = 13,665.56 : x
  2. Step 2: Convert to fraction form
    23,740.80/32,762.22 = 13,665.56/x
  3. Step 3: Cross multiply
    23,740.80x = 32,762.22 × 13,665.56
  4. Step 4: Simplify right side
    23,740.80x = 447,714,129.24
  5. Step 5: Solve for x
    x = 447,714,129.24/23,740.80
  6. Step 6: Final answer
    x = 18,858.43

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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.