Home / 37,125-51,232.50-20,358

Finding the Fourth Proportional to 37,125, 51,232.50 and 20,358

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Solution

The fourth proportional to 37,125, 51,232.50 and 20,358 is: 28,094.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,125 : 51,232.50 = 20,358 : x
  2. Step 2: Convert to fraction form
    37,125/51,232.50 = 20,358/x
  3. Step 3: Cross multiply
    37,125x = 51,232.50 × 20,358
  4. Step 4: Simplify right side
    37,125x = 1,042,991,235
  5. Step 5: Solve for x
    x = 1,042,991,235/37,125
  6. Step 6: Final answer
    x = 28,094.04

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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.