Home / 37,654-51,962.76-20,887.04

Finding the Fourth Proportional to 37,654, 51,962.76 and 20,887.04

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Solution

The fourth proportional to 37,654, 51,962.76 and 20,887.04 is: 28,824.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,654 : 51,962.76 = 20,887.04 : x
  2. Step 2: Convert to fraction form
    37,654/51,962.76 = 20,887.04/x
  3. Step 3: Cross multiply
    37,654x = 51,962.76 × 20,887.04
  4. Step 4: Simplify right side
    37,654x = 1,085,348,246.63
  5. Step 5: Solve for x
    x = 1,085,348,246.63/37,654
  6. Step 6: Final answer
    x = 28,824.25

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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.