Home / 23,189.49-32,001.73-12,579.35

Finding the Fourth Proportional to 23,189.49, 32,001.73 and 12,579.35

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Solution

The fourth proportional to 23,189.49, 32,001.73 and 12,579.35 is: 17,359.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,189.49 : 32,001.73 = 12,579.35 : x
  2. Step 2: Convert to fraction form
    23,189.49/32,001.73 = 12,579.35/x
  3. Step 3: Cross multiply
    23,189.49x = 32,001.73 × 12,579.35
  4. Step 4: Simplify right side
    23,189.49x = 402,560,770.82
  5. Step 5: Solve for x
    x = 402,560,770.82/23,189.49
  6. Step 6: Final answer
    x = 17,359.62

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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.