Home / 23,579.20-32,539.29-12,969.52

Finding the Fourth Proportional to 23,579.20, 32,539.29 and 12,969.52

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Solution

The fourth proportional to 23,579.20, 32,539.29 and 12,969.52 is: 17,897.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,579.20 : 32,539.29 = 12,969.52 : x
  2. Step 2: Convert to fraction form
    23,579.20/32,539.29 = 12,969.52/x
  3. Step 3: Cross multiply
    23,579.20x = 32,539.29 × 12,969.52
  4. Step 4: Simplify right side
    23,579.20x = 422,018,972.44
  5. Step 5: Solve for x
    x = 422,018,972.44/23,579.20
  6. Step 6: Final answer
    x = 17,897.93

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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.