Home / 23,451.40-32,368.44-15,493.96

Finding the Fourth Proportional to 23,451.40, 32,368.44 and 15,493.96

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Solution

The fourth proportional to 23,451.40, 32,368.44 and 15,493.96 is: 21,385.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,451.40 : 32,368.44 = 15,493.96 : x
  2. Step 2: Convert to fraction form
    23,451.40/32,368.44 = 15,493.96/x
  3. Step 3: Cross multiply
    23,451.40x = 32,368.44 × 15,493.96
  4. Step 4: Simplify right side
    23,451.40x = 501,515,314.62
  5. Step 5: Solve for x
    x = 501,515,314.62/23,451.40
  6. Step 6: Final answer
    x = 21,385.30

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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.