Home / 23,254.24-32,090.88-12,643.36

Finding the Fourth Proportional to 23,254.24, 32,090.88 and 12,643.36

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Solution

The fourth proportional to 23,254.24, 32,090.88 and 12,643.36 is: 17,447.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,254.24 : 32,090.88 = 12,643.36 : x
  2. Step 2: Convert to fraction form
    23,254.24/32,090.88 = 12,643.36/x
  3. Step 3: Cross multiply
    23,254.24x = 32,090.88 × 12,643.36
  4. Step 4: Simplify right side
    23,254.24x = 405,736,548.56
  5. Step 5: Solve for x
    x = 405,736,548.56/23,254.24
  6. Step 6: Final answer
    x = 17,447.85

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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.