Home / 37,100.63-51,200.70-20,750.08

Finding the Fourth Proportional to 37,100.63, 51,200.70 and 20,750.08

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Solution

The fourth proportional to 37,100.63, 51,200.70 and 20,750.08 is: 28,636.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,100.63 : 51,200.70 = 20,750.08 : x
  2. Step 2: Convert to fraction form
    37,100.63/51,200.70 = 20,750.08/x
  3. Step 3: Cross multiply
    37,100.63x = 51,200.70 × 20,750.08
  4. Step 4: Simplify right side
    37,100.63x = 1,062,418,621.06
  5. Step 5: Solve for x
    x = 1,062,418,621.06/37,100.63
  6. Step 6: Final answer
    x = 28,636.13

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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.