Home / 23,189.94-32,001-12,579.36

Finding the Fourth Proportional to 23,189.94, 32,001 and 12,579.36

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Solution

The fourth proportional to 23,189.94, 32,001 and 12,579.36 is: 17,358.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,189.94 : 32,001 = 12,579.36 : x
  2. Step 2: Convert to fraction form
    23,189.94/32,001 = 12,579.36/x
  3. Step 3: Cross multiply
    23,189.94x = 32,001 × 12,579.36
  4. Step 4: Simplify right side
    23,189.94x = 402,552,099.36
  5. Step 5: Solve for x
    x = 402,552,099.36/23,189.94
  6. Step 6: Final answer
    x = 17,358.91

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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.